Please look in Eschmeyer's Catalog of Fishes for authorships of sections, Families of Fishes (all), and related information.

Genera in the family or subfamily Cichlidae: [ 359 ] records

Abactochromis Oliver [M. K.] & Arnegard [M. E.] 2010:211 Masc. Melanochromis labrosus Trewavas 1935. Type by original designation (also monotypic). •Valid as Abactochromis Oliver & Arnegard 2010, Current status: Valid as Abactochromis Oliver & Arnegard 2010. Cichlidae: Pseudocrenilabrinae.

Acanthochromis Vaillant [L. L.] in Rivière [É.] 1886:18 Masc. Treated as unavailable by Boulenger 1901:402 [ref. 14744]. Also a primary homonym of Acanthochromis Gill 1863. •In the synonymy of Lamprologus Schilthuis 1891 -- (Maréchal & Poll 1991:218 [ref. 20946]). Nomen Nudum. Current status: Synonym of Lamprologus Schilthuis 1891. Cichlidae: Pseudocrenilabrinae.

Acara Heckel [J. J.] 1840:338 Masc. Acara crassipinnis Heckel 1840. Type by subsequent designation. Type apparently first restricted by Gill 1858:19 [ref. 1750] (see Eigenmann 1910:470-471 [ref. 1224]). •Synonym of Astronotus Swainson 1839 -- (Kullander 1986:60 [ref. 12439], Kullander in Reis et al. 2003:617 [ref. 27061]). Current status: Synonym of Astronotus Swainson 1839. Cichlidae: Cichlinae.

Acarichthys Eigenmann [C. H.] 1912:483, 500 Masc. Acara heckelii Müller & Troschel 1849. Type by original designation (also monotypic). •Valid as Acarichthys Eigenmann 1912 -- (Kullander 1980:23 [ref. 5526], Kullander 1986:134 [ref. 12439], Kullander 1998:494 [ref. 23855], Kullander in Reis et al. 2003:607 [ref. 27061], Kottelat 2013:373 [ref. 32989]). Current status: Valid as Acarichthys Eigenmann 1912. Cichlidae: Cichlinae.

Acaronia Myers [G. S.] 1940:170 Fem. Acara nassa Heckel 1840. Type by being a replacement name. Replacement for Acaropsis Steindachner 1875, preoccupied by Acaropsis Moquin-Tandon 1863 in Arachnida. •Valid as Acaronia Myers 1940 -- (Kullander 1986:78 [ref. 12439], Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Kullander in Reis et al. 2003:607 [ref. 27061], Musilová et al. 2008:660 [ref. 29518]). Current status: Valid as Acaronia Myers 1940. Cichlidae: Cichlinae.

Acaropsis (subgenus of Acara) Steindachner [F.] 1875:80 Fem. Acara nassa Heckel 1840. Type by monotypy. Objectively invalid; preoccupied by Acaropsis Moquin-Tandon 1863 in Arachnida, replaced by Acaronia Myers 1940. •Synonym of Acaronia Myers 1940 -- (Kullander 1986:78 [ref. 12439], Kullander in Reis et al. 2003:607 [ref. 27061]). 1°Homonym. Current status: Synonym of Acaronia Myers 1940. Cichlidae: Cichlinae.

Acharnes Müller [J.] & Troschel [F. H.] 1849:622 Masc. Acharnes speciosus Müller & Troschel 1849. Type by monotypy. •Synonym of Cichla Bloch & Schneider 1801 -- (Kullander 1986:50 [ref. 12439], Kullander & Nijssen 1989:5 [ref. 14136], Kullander in Reis et al. 2003:620 [ref. 27061], Kullander & Ferreira 2006:294 [ref. 28883]). Current status: Synonym of Cichla Bloch & Schneider 1801. Cichlidae: Cichlinae.

Aequidens (subgenus of Astronotus) Eigenmann [C. H.] & Bray [W. L.] 1894:616 Masc. Acara tetramerus Heckel 1840. Type by monotypy in subgenus. •Valid as Aequidens Eigenmann & Bray 1894 -- (Kullander 1986:338 [ref. 12439], Kullander & Nijssen 1989:134 [ref. 14136], Kullander 1995 [ref. 21877], Kullander 1998:494 [ref. 23855], Britski et al. 1999:148 [ref. 24147], Kullander in Reis et al. 2003:607 [ref. 27061], Allen et al. 2006:1437 [ref. 29081], Musilová et al. 2008:660 [ref. 29518], Kullander 2012:52 [ref. 31798], Kottelat 2013:373 [ref. 32989], Hernández-Acevedo et al. 2015:96 [ref. 34438]). Current status: Valid as Aequidens Eigenmann & Bray 1894. Cichlidae: Cichlinae.

Alcolapia Thys van den Audenaerde [D. F. E.] 1969:xxxv Fem. Tilapia grahami Boulenger 1912. Type by original designation. •Valid as Alcolapia Thys van den Audenaerde 1969 -- (Seegers et al. 1999:175 [ref. 23805]). •Synonym of Oreochromis Günther 1889, but a valid subgenus Alcolapia as described -- (Trewavas 1982:12 [ref. 39521], Trewavas 1983:27 [ref. 20940], Seegers & Tichy 1999:143 [ref. 23790], Ford et al. 2019:223 [ref. 36713]). Current status: Synonym of Oreochromis Günther 1889. Cichlidae: Pseudocrenilabrinae.

Allochromis Greenwood [P. H.] 1980:57 Masc. Haplochromis welcommei Greenwood 1966. Type by original designation (also monotypic). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:100 [ref. 20956]). •Valid as Allochromis Greenwood 1980 -- (Poll & Gosse 1995:284 [ref. 24781]). Current status: Valid as Allochromis Greenwood 1980. Cichlidae: Pseudocrenilabrinae.

Alticorpus Stauffer [J. R., Jr.] & McKaye [K. R.] 1988:442 Neut. Alticorpus mentale Stauffer & McKaye 1988. Type by original designation. •Valid as Alticorpus Stauffer & McKaye 1988 -- (Eccles & Trewavas 1989:151 [ref. 13547], Maréchal 1991:2 [ref. 20944], Snoeks & Walapa 2004:27 [ref. 28057], Snoeks & Hanssens 2004:266 [ref. 28117]). Current status: Valid as Alticorpus Stauffer & McKaye 1988. Cichlidae: Pseudocrenilabrinae.

Altolamprologus Poll [M.] 1986:66 Masc. Lamprologus compressiceps Boulenger 1898. Type by original designation. •Valid as Altolamprologus Poll 1986 -- (Maréchal & Poll 1991:4 [ref. 20346], Poll & Gosse 1995:233 [ref. 24781], Takahashi 2003:378 [ref. 27540], Schelly & Stiassny 2004:1 [ref. 27831], Konings 2015:137 [ref. 34660]). Current status: Valid as Altolamprologus Poll 1986. Cichlidae: Pseudocrenilabrinae.

Amatitlania Schmitter-Soto [J. J.] 2007:48 Fem. Heros nigrofasciatus Günther 1867. Type by original designation. •Valid as Amatitlania Schmitter-Soto 2007 -- (Scharpf 2009:3 [ref. 30400], Esmaeili et al. 2013:225 [ref. 32957], Kottelat 2013:373 [ref. 32989], Mcmahan et al. 2014:633 [ref. 33605], Jouladeh-Roudbar et al. 2015:896 [ref. 34062], Říčan et al. 2016:34 [ref. 34357], Esmaeili et al. 2017:87 [ref. 35254], Esmaeili et al. 2018:69 [ref. 36089]). Current status: Valid as Amatitlania Schmitter-Soto 2007. Cichlidae: Cichlinae.

Amphilophus Agassiz [L.] 1859:408 Masc. Amphilophus froebelii Agassiz 1859. Type by monotypy. Description very brief. •Valid as Amphilophus but polyphyletic -- (Chakrabarty 2007:21 [ref. 29359]). •Valid as Amphilophus Agassiz 1859 -- (Loiselle 1997:3 [ref. 23115], Kullander & Hartel 1997:199 [ref. 22732], Burgess 2000:54 [ref. 24818], Kullander in Reis et al. 2003:609 [ref. 27061], Říĉan et al. 2008:952 [ref. 31419], Scharpf 2009:3 [ref. 30400], Oldfield 2009:1 [ref. 30478], Geiger et al. 2010:159 [ref. 30923], Recknagel et al. 2013:207 [ref. 32956], Kottelat 2013:373 [ref. 32989], Říčan et al. 2016:37 [ref. 34357]). Current status: Valid as Amphilophus Agassiz 1859. Cichlidae: Cichlinae.

Andinoacara Musilová [Z.], Říčan [O.] & Novák [J.] 2009:6 Masc. Acara latifrons Steindachner 1878. Type by original designation. The genus has masculine gender attributed to it by the authors. •Valid as Andinoacara Musilová, Říčan & Novák 2009 -- (Musilová, et al. 2009:131 [ref. 30601], Kullander 2012:51 [ref. 31798], Steele et al. 2013:152 [ref. 32810]). Current status: Valid as Andinoacara Musilová, Říčan & Novák 2009. Cichlidae: Cichlinae.

Anomalochromis Greenwood [P. H.] 1985:259 Masc. Paratilapia thomasi Boulenger 1915. Type by original designation (also monotypic). •Valid as Anomalochromis Greenwood 1985 -- (Lévêque et al. 1989:121 [ref. 26480], Paugy et al. 1990:342 [ref. 26477], Daget 1991:6 [ref. 20947], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:726 [ref. 21590]). Current status: Valid as Anomalochromis Greenwood 1985. Cichlidae: Pseudocrenilabrinae.

Apistogramma Regan [C. T.] 1913:282 Fem. Mesops taeniatus Günther 1862. Type by being a replacement name. Replacement for Heterogramma Regan 1906, preoccupied by Heterogramma Guenée 1854 in moths, see Kullander 1980:22 [ref. 5526]. Kullander treats as feminine, and we follow him. •Valid as Apistogramma Regan 1913 -- (Kullander 1980 [ref. 5526], Kullander 1986:155 [ref. 12439], Kullander 1987 [ref. 9163], Kullander & Staeck 1988 [ref. 6866], Kullander & Nijssen 1989:74 [ref. 14136], Staeck 1991:139 [ref. 18966], Römer 1994 [ref. 21306], Kullander 1998:494 [ref. 23855], Britski et al. 1999:144 [ref. 24147], Kullander in Reis et al. 2003:611 [ref. 27061], Staeck 2003:10 [ref. 27488], Römer et al. 2004:17 [ref. 27792], Ready & Kullander 2004:1 [ref. 27843], Kullander & Ferreira 2005:361 [ref. 28385], Römer et al. 2006:749 [ref. 28966], Römer et al. 2006:524 [ref. 28967], Römer et al. 2006:663 [ref. 28969], Römer 2006:168 [ref. 28970], Staeck & Schindler 2008:197 [ref. 29916], Römer & Hahn 2008:50 [ref. 30725], Römer et al. 2011:4 [ref. 31288], Kullander 2011:35 [ref. 31677], Römer et al. 2011:321 [ref. 31674], Römer et al. 2012:189 [ref. 32047], Schindler & Staeck 2013:301 [ref. 33110], Britzke et al. 2014:409 [ref. 33522], Varella & Sabaj Pérez 2014:243 [ref. 33624], Römer et al. 2015:305 [ref. 34003], Varella & Britzke 2016:81 [ref. 34364], Bertaco et al. 2016:425 [ref. 34561], Staeck & Schindler 2016:141 [ref. 34777], Römer et al. 2017:[1] [ref. 35309], Staeck & Schindler 2019:103 [ref. 36531]). Current status: Valid as Apistogramma Regan 1913. Cichlidae: Cichlinae.

Apistogrammoides Meinken [H.] 1965:48 Masc. Apistogrammoides pucallpaensis Meinken 1965. Type by original designation. •Valid as Apistogrammoides Meinken 1965 -- (Kullander 1986:194 [ref. 12439], Kullander 1998:494 [ref. 23855], Kullander in Reis et al. 2003:616 [ref. 27061], Staeck 2003:120 [ref. 27488]). Current status: Valid as Apistogrammoides Meinken 1965. Cichlidae: Cichlinae.

Archocentrus (subgenus of Heros) Gill [T. N.] in Gill & Bransford 1877:186 Masc. Heros centrarchus Gill 1877. Type by monotypy. •Valid as Archocentrus Gill 1877 -- (Allgayer 1994:7 [ref. 21370], Loiselle 1997:3 [ref. 23115], Farias et al. 1998:502 [ref. 23856], Burgess 2000:52 [ref. 24818], Allgayer 2001:13 [ref. 26904], Kullander in Reis et al. 2003:616 [ref. 27061], Schmitter-Soto 2007:10 [ref. 29310], Schmitter-Soto 2007:3 [ref. 29317], Chakrabarty 2007:23 [ref. 29359], Říĉan et al. 2008:952 [ref. 31419], Minckley & Marsh 2009:263 [ref. 31114], Říčan et al. 2016:36 [ref. 34357]). Current status: Valid as Archocentrus Gill 1877. Cichlidae: Cichlinae.

Aristochromis Trewavas [E.] 1935:(69) 117 Masc. Aristochromis christyi Trewavas 1935. Type by monotypy. •Valid as Aristochromis Trewavas 1935 -- (Ribbink et al. 1983:244 [ref. 13555], Eccles & Trewavas 1989:264 [ref. 13547], Maréchal 1991:7 [ref. 20944], Snoeks & Hanssens 2004:266 [ref. 28117]). Current status: Valid as Aristochromis Trewavas 1935. Cichlidae: Pseudocrenilabrinae.

Asprotilapia Boulenger [G. A.] 1901:5 Fem. Asprotilapia leptura Boulenger 1901. Type by monotypy. Appeared first in Boulenger 1901 (Jan.) [ref. 5758], also in Boulenger 1901 (Oct.) [ref. 556]. •Valid as Asprotilapia Boulenger 1901 -- (Liem 1981:192 [ref. 6897], Poll 1986:104 [ref. 6136], Maréchal & Poll 1991:8 [ref. 20946], Poll & Gosse 1995:223 [ref. 24781], Konings 2015:112 [ref. 34660]). •Synonym of Xenotilapia Boulenger 1899 -- (Takahashi 2003:45 [ref. 26772]). Current status: Valid as Asprotilapia Boulenger 1901. Cichlidae: Pseudocrenilabrinae.

Astatheros (subgenus of Cichlasoma) Pellegrin [J.] 1904:203 Neut. Heros (Cichlasoma) heterodontus Vaillant & Pellegrin 1902. Type by monotypy. Misspelled Astotheros by Eigenmann 1910:475 [ref. 1224]. •Synonym of Amphilophus Agassiz 1859 -- (Kullander & Hartel 1996:199 [ref. 22732], Kullander in Reis et al. 2003:609 [ref. 27061]). •Valid as Astatheros Pellegrin 1904 -- (Říĉan et al. 2008:952 [ref. 31419], Říčan et al. 2016:31 [ref. 34357]). Current status: Valid as Astatheros Pellegrin 1904. Cichlidae: Cichlinae.

Astatoreochromis Pellegrin [J.] 1904:384 Masc. Astatoreochromis alluaudi Pellegrin 1904. Type by monotypy. •Valid as Astatoreochromis Pellegrin 1904 -- (Greenwood 1973:224 [ref. 7566], Bailey & Stewart 1977:2 [ref. 7230], Greenwood 1979:285 [ref. 1898], Poll 1986:41 [ref. 6136], van Oijen & Snoeks 1991:9 [ref. 20949], Poll & Gosse 1995:229 [ref. 24781], Poll & Gosse 1995:251, 273 [ref. 24781], van Oijen 1996:88 [ref. 22826], Takahashi 2003:378 [ref. 27540], Banyankimbona et al. 2013:10 [ref. 38173]). Current status: Valid as Astatoreochromis Pellegrin 1904. Cichlidae: Pseudocrenilabrinae.

Astatotilapia Pellegrin [J.] 1904:(164) 299 Fem. Sparus desfontainii Lacepède 1802. Type by subsequent designation. Earliest type designation apparently Regan 1922 (not researched). Species originally spelled desfontainii (p. 54) and desfontaines (p. 160), the latter emended to desfontainesi by Boulenger 1899:135 [ref. 14695]; desfontainii regarded as correct. •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:100 [ref. 20956]). •Valid as Astatotilapia Pellegrin 1904 -- (Greenwood 1979:281 [ref. 1898], Greenwood 1980:6 [ref. 1899], Ribbink et al. 1983:245 [ref. 13555] with wrong author, Poll 1986:40 [ref. 6136], Krupp & Schneider 1989:393 [ref. 13651], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:728 [ref. 21590], Poll & Gosse 1995:229, 263, 283 [ref. 24781], Takahashi 2003:378 [ref. 27540], Snoeks & Hanssens 2004:268 [ref. 28117], Scharpf 2009:3 [ref. 30400], Schraml & Tichy 2010:91 [ref. 30895], Marshall 2011:217 [ref. 31755], Trape 2016:529 [ref. 34893]). Current status: Valid as Astatotilapia Pellegrin 1904. Cichlidae: Pseudocrenilabrinae.

Astronotus (subgenus of Crenilabrus) Swainson [W.] 1839:173, 229 Masc. Lobotes ocellatus Agassiz 1831. Type by monotypy. •Valid as Astronotus Swainson 1839 -- (Kullander 1986:60 [ref. 12439], Kullander 1998:494 [ref. 23855], Britski et al. 1999:149 [ref. 24147], Kullander in Reis et al. 2003:617 [ref. 27061], Scharpf 2009:4 [ref. 30400], Kottelat 2013:373 [ref. 32989], Lozano et al. 2022:111 [ref. 39396]). Current status: Valid as Astronotus Swainson 1839. Cichlidae: Cichlinae.

Aulonocara Regan [C. T.] 1922:726 Neut. Aulonocara nyassae Regan 1922. Type by monotypy. •Valid as Aulonocara Regan 1922 -- (Ribbink et al. 1983:245 [ref. 13555], Trewavas 1984 [ref. 5302], Tawil & Allgayer 1987 [ref. 6745], Eccles & Trewavas 1989:138 [ref. 13547], Maréchal 1991:11 [ref. 20944], Konings 1995:26 [ref. 21860], Snoeks & Hanssens 2004:268 [ref. 28117]). Current status: Valid as Aulonocara Regan 1922. Cichlidae: Pseudocrenilabrinae.

Aulonocranus Regan [C. T.] 1920:47 Masc. Paratilapia dewindti Boulenger 1899. Type by original designation (also monotypic). •Valid as Aulonocranus Regan 1920 -- (Poll 1986:105 [ref. 6136], Maréchal & Poll 1991:18 [ref. 20946], Poll & Gosse 1995:241 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:282 [ref. 34660]). Current status: Valid as Aulonocranus Regan 1920. Cichlidae: Pseudocrenilabrinae.

Australoheros Říčan [O.] & Kullander [S. O.] 2006:139 Masc. Chromis facetus Jenyns 1842. Type by original designation. •Valid as Australoheros Říčan & Kullander 2006 -- (Casciotta et al. 2006:77 [ref. 28756], Kottelat & Freyhof 2007:540 [ref. 29996], Musilová et al. 2008:660 [ref. 29518], Říčan & Kullander 2008:2 [ref. 29548], Ottoni et al. 2008:75 [ref. 29616], Ottoni & Costa 2008:208 [ref. 29909], Říĉan et al. 2008:952 [ref. 31419], Ottoni 2010:19 [ref. 30818], Schindler et al. 2010:140 [ref. 31744], Ottoni et al. 2011:138 [ref. 31378], Říčan et al. 2011:1 [ref. 31455], Ottoni 2012:83 [ref. 31900], Říčan et al. 2016:28 [ref. 34357], Bertaco et al. 2016:425 [ref. 34561], Říčan & Říčanová 2017:1 [ref. 35635], Lucena et al. 2022:1 [ref. 39823]). Current status: Valid as Australoheros Říčan & Kullander 2006. Cichlidae: Cichlinae.

Baileychromis Poll [M.] 1986:134 Masc. Leptochromis centropomoides Bailey & Stewart 1977. Type by original designation (also monotypic). •Valid as Baileychromis Poll 1986 -- (Maréchal & Poll 1991:20 [ref. 20946], Poll & Gosse 1995:243 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:386 [ref. 34660]). Current status: Valid as Baileychromis Poll 1986. Cichlidae: Pseudocrenilabrinae.

Baiodon Agassiz [L.] 1859:408 Masc. Baiodon fasciatus Agassiz 1859. Type by monotypy. The entire description of the genus and species is, "A third [genus] resembling Boöps, he named Baiodon fasciatus. Typically this would be regarded as not available, no distinguishing features provided; from Lake Nicaragua. However, Kullander & Hartel 1996:199 [ref. 22732] treated as available but unidentifiable. •Genus inquirendum in Cichlidae -- (Kullander in Reis et al. 2003:646 [ref. 27061]). Current status: Uncertain. Cichlidae.

Barombia Trewavas [E.] 1962:184 Fem. Barombia maclareni Trewavas 1962. Type by original designation (also monotypic). Objectively invalid; preoccupied by Barombia Karsch 1891 in Orthoptera and by Jacoby 1903 in Coleoptera (see Whitley 1976:46 [ref. 4735]). Replaced by Pungu Trewavas 1972. •Synonym of Pungu Trewavas 1972 -- (Teugels 1991:420 [ref. 20955]). 1°Homonym. Current status: Synonym of Pungu Trewavas 1972. Cichlidae: Pseudocrenilabrinae.

Bathybates Boulenger [G. A.] 1898:495 Masc. Bathybates ferox Boulenger 1898. Type by monotypy. Appeared first as above, then in more detail in Boulenger 1898:15 [ref. 547]. •Valid as Bathybates Boulenger 1898 -- (Poll 1986:125 [ref. 6136], Maréchal & Poll 1991:21 [ref. 20946], Poll & Gosse 1995:249 [ref. 24781], Takahashi 2003:377 [ref. 27540], Konings 2015:387 [ref. 34660]). Current status: Valid as Bathybates Boulenger 1898. Cichlidae: Pseudocrenilabrinae.

Batrachops Heckel [J. J.] 1840:432 Masc. Batrachops reticulatus Heckel 1840. Type by subsequent designation. Type designated by Eigenmann & Bray 1894:620 [ref. 1248]. •Synonym of Crenicichla Heckel 1840 -- (Kullander 1986:82 [ref. 12439], Kullander & Nijssen 1989:207 [ref. 14136], Kullander in Reis et al. 2003:626 [ref. 27061], Staeck 2003:133 [ref. 27488] as Batrachos, Varella 2011:8 [ref. 37216]). •Synonym of Crenicichla Heckel 1840, but a valid subgenus as described -- (Varella et al. 2023:24 [ref. 40273]). Current status: Synonym of Crenicichla Heckel 1840. Cichlidae: Cichlinae.

Bayonia Boulenger [G. A.] 1911:70 Fem. Bayonia xenodonta Boulenger 1911. Type by monotypy. Objectively invalid; preoccupied by Bayonia Bocage 1865 in mammals; apparently not replaced. •Synonym of Macropleurodus Regan 1922 -- (Greenwood 1956:299 [ref. 1894], van Oijen 1991:250 [ref. 20959]). •Synonym of Haplochromis Hilgendorf 1888 -- (based on current status of Macropleurodus Regan 1922). 1°Homonym. Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Benitochromis Lamboj [A.] 2001:17 Fem. Chromidotilapia finleyi Trewavas 1974. Type by original designation. •Valid as Benitochromis Lamboj 2001 -- (Stiassny et al. 2007:323 [ref. 30045]). Current status: Valid as Benitochromis Lamboj 2001. Cichlidae: Pseudocrenilabrinae.

Benthochromis Poll [M.] 1986:141 Masc. Haplotaxodon tricoti Poll 1948. Type by original designation. •Valid as Benthochromis Poll 186 -- (Maréchal & Poll 1991:25 [ref. 20946], Poll & Gosse 1995:241 [ref. 24781], Takahashi 2003:377 [ref. 27540], Takahashi 2008:603 [ref. 29499], Konings 2015:382 [ref. 34660]). Current status: Valid as Benthochromis Poll 1986. Cichlidae: Pseudocrenilabrinae.

Biotodoma Eigenmann [C. H.] & Kennedy [C. H.] 1903:533 Neut. Geophagus cupido Heckel 1840. Type by being a replacement name. Replacement for Mesops Günther 1862, apparently preoccupied by Mesops Billberg 1820 in Coleoptera and by Mesops Audinet-Serville 1831 [details not researched]. •Valid as Biotodoma Eigenmann & Kennedy 1903 -- (Gosse 1976:98 [ref. 7029], Kullander 1980:23 [ref. 5526], Kullander 1986:128 [ref. 12439], Kullander 1998:494 [ref. 23855], Kullander in Reis et al. 2003:617 [ref. 27061]). Current status: Valid as Biotodoma Eigenmann & Kennedy 1903. Cichlidae: Cichlinae.

Biotoecus Eigenmann [C. H.] & Kennedy [C. H.] 1903:533 Masc. Saraca opercularis Steindachner 1875. Type by being a replacement name. Replacement for Saraca Steindachner 1875, preoccupied by Saraca Walker 1865 in Lepidoptera. Misspelled Biotaecus by Jordan 1920:502 [ref. 4905]. •Valid as Biotoecus Eigenmann & Kennedy 1903 -- (Kullander 1980:23 [ref. 5526], Kullander 1998:494 [ref. 23855], Kullander in Reis et al. 2003:618 [ref. 27061], Staeck 2003:125 [ref. 27488]). Current status: Valid as Biotoecus Eigenmann & Kennedy 1903. Cichlidae: Cichlinae.

Boggiania Perugia [A.] 1897:148 Fem. Boggiania ocellata Perugia 1897. Type by original designation (also monotypic). •Synonym of Crenicichla Heckel 1840 -- (Kullander 1986:82 [ref. 12439], Kullander & Nijssen 1989:207 [ref. 14136], Kullander in Reis et al. 2003:626 [ref. 27061], Staeck 2003:133 [ref. 27488], Varella 2011:8 [ref. 37216]). Current status: Synonym of Crenicichla Heckel 1840. Cichlidae: Cichlinae.

Boulengerochromis Pellegrin [J.] 1904:(164) 304 Masc. Tilapia microlepis Boulenger 1899. Type by monotypy. •Valid as Boulengerochromis Pellegrin 1904 -- (Poll 1986:30 [ref. 6136], Maréchal & Poll 1991:25 [ref. 20946], Poll & Gosse 1995:227 [ref. 24781], Takahashi 2003:377 [ref. 27540], Konings 2015:325 [ref. 34660]). Current status: Valid as Boulengerochromis Pellegrin 1904. Cichlidae: Pseudocrenilabrinae.

Buccochromis Eccles [D. H.] & Trewavas [E.] 1989:236 Masc. Paratilapia nototaenia Boulenger 1902. Type by original designation. •Valid as Buccochromis Eccles & Trewavas 1989 -- (Maréchal 1991:29 [ref. 20944], Snoeks & Hanssens 2004:268 [ref. 28117]). Current status: Valid as Buccochromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Bujurquina Kullander [S. O.] 1986:244 Fem. Bujurquina moriorum Kullander 1986. Type by original designation. •Valid as Bujurquina Kullander 1986 -- (Kullander 1987:195 [ref. 6749], Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Britski et al. 1999:147 [ref. 24147], Kullander in Reis et al. 2003:618 [ref. 27061], Musilová et al. 2008:660 [ref. 29518], Kullander 2012:51 [ref. 31798], Steele et al. 2013:152 [ref. 32810], Arbour et al. 2014:79 [ref. 33331], Říčan et al. 2022:[12] 2210 [ref. 40473], Říčan & Říčanová 2023:167 [ref. 40236], Careaga et al. 2023:1 [ref. 40293]). Current status: Valid as Bujurquina Kullander 1986. Cichlidae: Cichlinae.

Bussingius Schmitter-Soto [J. J.] 2007:41 Masc. Cichlosoma septemfasciatum Regan 1908. Type by original designation. •Synonym of Cryptoheros Allgayer 2001, but a valid subgenus Bussingius as described. •Synonym of Amatitlania Schmitter-Soto 2007 -- (Říčan et al. 2016:34 [ref. 34357]). Current status: Synonym of Amatitlania Schmitter-Soto 2007. Cichlidae: Cichlinae.

Callochromis Regan [C. T.] 1920:46 Masc. Paratilapia macrops Boulenger 1898. Type by original designation. •Valid as Callochromis Regan 1920 -- (Poll 1986:107 [ref. 6136], Maréchal & Poll 1991:32 [ref. 20946], Poll & Gosse 1995:237 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:220 [ref. 34660]). Current status: Valid as Callochromis Regan 1920. Cichlidae: Pseudocrenilabrinae.

Callopharynx Poll [M.] 1948:95 Masc. Callopharynx microdon Poll 1948. Type by monotypy. •Synonym of Cyclopharynx Poll 1948 -- (Kullander & Roberts 1991:66 [ref. 20952], Roberts & Kullander 1994:104 [ref. 21382]). Current status: Synonym of Cyclopharynx Poll 1948. Cichlidae: Pseudocrenilabrinae.

Caprichromis Eccles [D. H.] & Trewavas [E.] 1989:265 Masc. Haplochromis orthognathus Trewavas 1935. Type by original designation. •Valid as Caprichromis Eccles & Trewavas 1989 -- (Maréchal 1991:36 [ref. 20944], Snoeks & Hanssens 2004:272 [ref. 28117]). Current status: Valid as Caprichromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Caquetaia Fowler [H. W.] 1945:133 Fem. Caquetaia amploris Fowler 1945. Type by original designation (also monotypic). •Synonym of Petenia Günther 1862 -- (Burgess 2000:56 [ref. 24818]). •Synonym of Cichlasoma Swainson 1839 -- (see Kullander in Böhlke 1984:56 [ref. 13621]). •Valid as Caquetaia Fowler 1945 -- (Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Kullander in Reis et al. 2003:619 [ref. 27061], Musilová et al. 2008:660 [ref. 29518], Říĉan et al. 2008:952 [ref. 31419], Říčan et al. 2016:29 [ref. 34357]). Current status: Valid as Caquetaia Fowler 1945. Cichlidae: Cichlinae.

Cardiopharynx Poll [M.] 1942:346 Fem. Cardiopharynx schoutedeni Poll 1942. Type by original designation (also monotypic). •Valid as Cardiopharynx Poll 1942 -- (Poll 1986:100 [ref. 6136], Maréchal & Poll 1991:37 [ref. 20946], Poll & Gosse 1995:225 [ref. 24781], Takahashi 2003:378 [ref. 27540], Takahashi & Hori 2012:1 [ref. 33116], Konings 2015:305 [ref. 34660]). Current status: Valid as Cardiopharynx Poll 1942. Cichlidae: Pseudocrenilabrinae.

Chaetobranchopsis (subgenus of Chaetobranchus) Steindachner [F.] 1875:133 Fem. Chaetobranchus orbicularis Steindachner 1875. Type by monotypy. •Valid as Chaetobranchopsis Steindachner 1875 -- (Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Britski et al. 1999:149 [ref. 24147], Kullander in Reis et al. 2003:620 [ref. 27061]). Current status: Valid as Chaetobranchopsis Steindachner 1875. Cichlidae: Cichlinae.

Chaetobranchus Heckel [J. J.] 1840:401 Masc. Chaetobranchus flavescens Heckel 1840. Type by subsequent designation. Type designated by Eigenmann 1910:469 [ref. 1224]. •Valid as Chaetobranchus Heckel 1840 -- (Kullander 1986:72 [ref. 12439], Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Kullander in Reis et al. 2003:620 [ref. 27061]). Current status: Valid as Chaetobranchus Heckel 1840. Cichlidae: Cichlinae.

Chaetolabrus (subgenus of Glyphisodon) Swainson [W.] 1839:171, 216 Masc. Chaetodon suratensis Bloch 1790. Type by subsequent designation. Type designated by Swain 1882:273 [ref. 5966]. •Synonym of Etroplus Cuvier 1830. Current status: Synonym of Etroplus Cuvier 1830. Cichlidae: Etroplinae.

Chalinochromis Poll [M.] 1974:103 Masc. Chalinochromis brichardi Poll 1974. Type by original designation (caption to Fig. 2), also monotypic. •Valid as Chalinochromis Poll 1974 -- (Bailey & Stewart 1977:28 [ref. 7230], Poll 1986:72 [ref. 6136], Maréchal & Poll 1991:38 [ref. 20946], Poll & Gosse 1995:235 [ref. 24781], Takahashi 2003:378 [ref. 27540], Schelly & Stiassny 2004:1 [ref. 27831], Kullander et al. 2014:425 [ref. 33281], Konings 2015:162 [ref. 34660]). •Synonym of Julidochromis Boulenger 1898 -- (Konings 2023:12 [ref. 40878]). Current status: Synonym of Julidochromis Boulenger 1898. Cichlidae: Pseudocrenilabrinae.

Champsochromis Boulenger [G. A.] 1915:433 Masc. Paratilapia caerulea Boulenger 1908. Type by subsequent designation. Type designated by Jordan 1920:558 [ref. 4905] or by Regan 1922:L665 [ref. 3673] (name in parentheses). •Valid as Champsochromis Boulenger 1915 -- (Eccles & Trewavas 1989:250 [ref. 13547], Maréchal 1991:40 [ref. 20944], Snoeks & Hanssens 2004:272 [ref. 28117]). Two included species; first subsequent designation by Regan 1922:685 [ref. 3673] (name in parentheses) or else by Jordan 1923:219 [ref. 2421]. Current status: Valid as Champsochromis Boulenger 1915. Cichlidae: Pseudocrenilabrinae.

Cheilochromis Eccles [D. H.] & Trewavas [E.] 1989:104 Masc. Haplochromis euchilus Trewavas 1935. Type by original designation (also monotypic). Not the same as Chilochromis Boulenger. •Valid as Cheilochromis Eccles & Trewavas 1989 -- (Maréchal 1991:42 [ref. 20944], Snoeks & Hanssens 2004:273 [ref. 28117]). Current status: Valid as Cheilochromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Chetia Trewavas [E.] 1961:53 Fem. Chetia flaviventris Trewavas 1961. Type by original designation (also monotypic). •Valid as Chetia Trewavas 1961 -- (Greenwood 1979:307 [ref. 1898], Skelton 1991:43 [ref. 20950], Greenwood 1993:38 [ref. 28837], Poll & Gosse 1995:263 [ref. 24781], Bills & Weyl 2002:6 [ref. 27675], Wamuini Lunkayilakio & Vreven 2010:280 [ref. 31038], Marshall 2011:218 [ref. 31755]). Current status: Valid as Chetia Trewavas 1961. Cichlidae: Pseudocrenilabrinae.

Chiapaheros McMahan [C. D.] & Piller [K. R.] in McMahan et al. 2015:226 Masc. Cichlasoma grammodes Taylor & Miller 1980. Type by original designation (also monotypic). •Valid as Chiapaheros McMahan & Piller 2015 -- (Říčan et al. 2016:38 [ref. 34357]). Current status: Valid as Chiapaheros McMahan & Piller 2015. Cichlidae: Cichlinae.

Chilochromis Boulenger [G. A.] 1902:236 Masc. Chilochromis duponti Boulenger 1902. Type by monotypy. •Valid as Chilochromis Boulenger 1902 -- (Snoeks & Teugels 1991:45 [ref. 20951], Poll & Gosse 1995:255 [ref. 24781], Stiassny et al. 2007:347 [ref. 30045], Dunz & Schliewen 2013:65 [ref. 32672]). Current status: Valid as Chilochromis Boulenger 1902. Cichlidae: Pseudocrenilabrinae.

Chilotilapia Boulenger [G. A.] 1908:243 Fem. Chilotilapia rhoadesii Boulenger 1908. Type by monotypy. Spelling seen as Cheilotilapia in llierature. •Valid as Chilotilapia Boulenger 1908 -- (Greenwood 1983:209 [ref. 5364], Ribbink et al. 1983:246 [ref. 13555], Eccles & Trewavas 1989:106 [ref. 13547], Maréchal 1991:46 [ref. 20944], Snoeks & Hanssens 2004:273 [ref. 28117]). Current status: Valid as Chilotilapia Boulenger 1908. Cichlidae: Pseudocrenilabrinae.

Chindongo Li [S.], Konings [A. F.] & Stauffer [J. R., Jr.] 2016:372 Masc. Chindongo bellicosus Li, Konings & Stauffer 2016. Type by original designation. •Valid as Chindongo Li, Konings & Stauffer 2016. Current status: Valid as Chindongo Li, Konings & Stauffer 2016. Cichlidae: Pseudocrenilabrinae.

Chocoheros Říčan [O.] & Piálek [L.] in Říčan, Piálek, Dragová & Novák 2016:22 Masc. Cichlasoma microlepis Dahl 1960. Type by original designation (also monotypic). •Valid as Chocoheros Říčan & Piálek 2016. Current status: Valid as Chocoheros Říčan & Piálek 2016. Cichlidae: Cichlinae.

Chortiheros Říčan [O.] & Dragová [K.] in Říčan, Piálek, Dragová & Novák 2016:26 Masc. Theraps wesseli Miller 1996. Type by original designation (also monotypic). •Valid as Chortiheros Říčan & Dragová 2016. Current status: Valid as Chortiheros Říčan & Dragová 2016. Cichlidae: Cichlinae.

Christyella Trewavas [E.] 1935:77 Fem. Christyella nyasana Trewavas 1935. Type by monotypy. •Synonym of Gephyrochromis Boulenger 1901 -- (Trewavas 1946:244 [ref. 35931], Maréchal 1991:92 [ref. 20944]). Current status: Synonym of Gephyrochromis Boulenger 1901. Cichlidae: Pseudocrenilabrinae.

Chromichthys Guichenot [A.] in Duméril 1861:257 Masc. Chromichthys elongatus Guichenot 1861. Type by monotypy. •Synonym of Hemichromis Peters 1857 -- (Teugels & Thys van den Audenaerde in Lévêque et al. 1992:721 [ref. 21590]). Current status: Synonym of Hemichromis Peters 1857. Cichlidae: Pseudocrenilabrinae.

Chromidotilapia Boulenger [G. A.] 1898:151 Fem. Chromidotilapia kingsleyae Boulenger 1898. Type by monotypy, other species tentatively included. •Valid as Chromidotilapia Boulenger 1898 -- (Greenwood 1987:164 [ref. 6166], Paugy & Bénech 1989:304 [ref. 26478], Paugy et al. 1990:342 [ref. 26477], Daget 1991:47 [ref. 20947], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:735 [ref. 21590], Poll & Gosse 1995:269 [ref. 24781], Lamboj 1999:139 [ref. 24135], Dankwa et al. 1999:46 [ref. 28023], Lamboj 2000:64 [ref. 25026], Lamboj & Snoeks 2000:355 [ref. 25078], Lamboj 2002:71 [ref. 29294], Lamboj 2003:1 [ref. 27429], Stiassny et al. 2007:295 [ref. 30045]). Current status: Valid as Chromidotilapia Boulenger 1898. Cichlidae: Pseudocrenilabrinae.

Chromis Günther [A.] 1862:267 Fem. Apparently a redefinition and not intended as a new genus, since "Chromis, pt., Cuv. Règne Anim." is given in the synonymy. Also objectively invalid; preoccupied by Chromis Cuvier 1814 in fishes. •Synonym of Tilapia Smith 1840. 1°Homonym. Current status: Synonym of Tilapia Smith 1840. Cichlidae: Pseudocrenilabrinae.

Chuco Fernández-Yépez [A.] 1969:[4] Neut. Cichlasoma milleri Meek 1907. Type by original designation. Appeared in an obscure publication, apparently available. Treated as neuter by Fernández-Yépez. •Synonym of Cichlasoma Swainson 1839 -- (authors). •Synonym of Vieja Fernández-Yépez 1969 -- (Burgess 2000:50 [ref. 24818], Kullander in Reis et al. 2003:645 [ref. 27061]). •Synonym of Theraps Günther 1862. •Valid as Chuco Fernández-Yépez 1969 -- (Allgayer 1989:25 [ref. 20696], Říčan et al. 2016:43 [ref. 34357]). Current status: Valid as Chuco Fernández-Yépez 1969. Cichlidae: Cichlinae.

Cichla Bloch [M. E.] & Schneider [J. G.] 1801:336 Fem. Cichla ocellaris Bloch & Schneider 1801. Type by subsequent designation. Type designated by Eigenmann & Bray 1894:611 [ref. 1248]. Misspelled Cychla by Griffith & Smith 1834:262 [ref. 1908]. •Valid as Cichla Bloch & Schneider 1801 -- (Kullander 1986:50 [ref. 12439], Kullander & Nijssen 1989:5 [ref. 14136], Kullander 1998:494 [ref. 23855], Carpenter 2001:3334 [ref. 26131], Carpenter 2003:1691 [ref. 27092], Kullander in Reis et al. 2003:620 [ref. 27061], Kullander & Ferreira 2006:294 [ref. 28883] with author as Schneider, Staeck 2005:3 [ref. 28482], Scharpf 2009:4 [ref. 30400], Reiss et al. 2012:59 [ref. 31910], Willis et al. 2012:1 [ref. 37399], Kottelat 2013:373 [ref. 32989], Sabaj et al. 2020:69 [ref. 37398]). Current status: Valid as Cichla Bloch & Schneider 1801. Cichlidae: Cichlinae.

Cichlasoma (subgenus of Plesiops) Swainson [W.] 1839:230 Neut. Labrus bimaculatus Linnaeus 1758. Type by designation of the ICZN in Opinion 1954. As Cichlaurus on p. 173; Swain 1882:284 [ref. 5966] acts as first reviser selecting Cichlasoma (see Bailey 1957:303 [ref. 6478]). Cychlasoma is a misspelling; Cichlosoma Regan 1905:61 [ref. 3622] is an unjustified emendation. For a discussion of problems involving the type species, see Kullander 1983:9 [ref. 8319]. However, Opinion 1954 (Case 2905) set aside previous type species designations and designated Labrus bimaculatus Linnaeus 1758 as the type species of Cichlasoma, thereby insuring that Cichlasoma is a genus of cichlid fishes. On the Official List of Generic Names in Zoology. •Mention -- (Dyer 2000:89 [ref. 26678]). •Valid as Cichlasoma Swainson 1839 -- (Kullander 1983 [ref. 8319], Kullander 1986:335 [ref. 12439], Malabarba 1989:163 [ref. 14217], Kullander & Nijssen 1989:131 [ref. 14136], Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Britski et al. 1999:151 [ref. 24147], Burgess 2000:44 [ref. 24818], Kullander in Reis et al. 2003:621 [ref. 27061], Allen et al. 2006:1437 [ref. 29081], Musilová et al. 2008:660 [ref. 29518], Scharpf 2009:4 [ref. 30400], Ottoni 2011:335 [ref. 31675], Kottelat 2013:373 [ref. 32989], Bertaco et al. 2016:425 [ref. 34561]). Current status: Valid as Cichlasoma Swainson 1839. Cichlidae: Cichlinae.

Cichlaurus (subgenus of Plesiops) Swainson [W.] 1839:173 Masc. Labrus bimaculatus Linnaeus 1758. Type by being a replacement name. Without species but clear from text that this was another name for Cichlasoma Swainson 1839:230 [ref. 4303]; Swain 1882:284 [ref. 5966], acts as first reviser selecting Cichlasoma (see Bailey 1957:304 [ref. 6478]). •Objective synonym of Cichlasoma Swainson 1839 -- (Kullander 1986:335 [ref. 12439], Kullander & Nijssen 1989:131 [ref. 14136], Kullander in Reis et al. 2003:621 [ref. 27061], Kottelat 2013:373 [ref. 32989]). Current status: Synonym of Cichlasoma Swainson 1839. Cichlidae: Cichlinae.

Cichlosoma Regan [C. T.] 1905:61 Fem. Labrus bimaculatus Linnaeus 1758. See Cichlasoma. Treated as a replacement name by Kullander in Reis et al. 2003:621 [ref. 27061] but it is technically an unjustified emendation. •Synonym of Cichlasoma Swainson 1839 -- (Kullander in Reis et al. 2003:621 [ref. 27061]). Current status: Synonym of Cichlasoma Swainson 1839. Cichlidae: Cichlinae.

Cincelichthys McMahan [C. D.] & Piller [K. R.] in McMahan et al. 2015:223 Masc. Neetroplus bocourti Vaillant & Pellegrin 1902. Type by original designation. •Valid as Cincelichthys McMahan & Piller 2015 -- (Říčan et al. 2016:42 [ref. 34357], Artigas Azas 2020:12 [ref. 37833]). Current status: Valid as Cincelichthys McMahan & Piller 2015. Cichlidae: Cichlinae.

Cleithracara Kullander [S. O.] & Nijssen [H.] 1989:173 Fem. Acara maronii Steindachner 1881. Type by original designation (also monotypic). •Valid as Cleithracara Kullander & Nijssen 1989 -- (Kullander 1998:494 [ref. 23855], Kullander in Reis et al. 2003:625 [ref. 27061], Musilová et al. 2008:660 [ref. 29518]). Current status: Valid as Cleithracara Kullander & Nijssen 1989. Cichlidae: Cichlinae.

Cleithrochromis Eccles [D. H.] in Axelrod 1974:80 Name only with figure, not available; also in later editions of same work. •In the synonymy of Alticorpus Stauffer & McKaye 1988 -- (Maréchal 1991:2 [ref. 20944]). Nomen Nudum. Current status: Synonym of Alticorpus Stauffer & McKaye 1988. Cichlidae: Pseudocrenilabrinae.

Cleptochromis (subgenus of Lipochromis) Greenwood [P. H.] 1980:31 Masc. Paratilapia parvidens Boulenger 1911. Type by original designation. •Synonym of Lipochromis Regan 1920, but a valid subgenus Cleptochromis as described -- (Poll & Gosse 1995:277 [ref. 24781]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:100 [ref. 20956], van Oijen 1996:101 [ref. 22826]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Clinodon Regan [C. T.] 1920:45 Masc. Hemitilapia bayoni Boulenger 1908. Type by original designation (also monotypic). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:100 [ref. 20956]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Cnestrostoma Regan [C. T.] 1920:45 Neut. Paratilapia polyodon Boulenger 1909. Type by original designation (also monotypic). •Synonym of Hoplotilapia Hilgendorf 1888 -- (van Oijen 1991:198 [ref. 20959]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen 1996:102 [ref. 22826]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Coelotilapia Dunz [A. R.] & Schliewen [U. K.] 2013:71 Fem. Tilapia joka Thys van den Audenaerde 1969. Type by original designation. •Valid as Coelotilapia Dunz & Schliewen 2013. Current status: Valid as Coelotilapia Dunz & Schliewen 2013. Cichlidae: Pseudocrenilabrinae.

Coelotilapia (subgenus of Tilapia) Mayland [H. J.] 1995:142 Fem. Tilapia joka Thys van den Audenaerde 1969. Type by monotypy. Name not available as it was treated as a questionable new genus, but was mentioned as a generic name under Tilapia and not used in the combination Coelotilapia joka. •In the synonymy of Coelotilapia Dunz & Schliewen 2013. Current status: Synonym of Coelotilapia Dunz & Schliewen 2013. Cichlidae: Pseudocrenilabrinae.

Congochromis Stiassny [M. L. J.] & Schliewen [U. K.] 2007:4 Masc. Pseudoplesiops squamiceps Boulenger 1902. Type by original designation. •Valid as Congochromis Stiassny & Schliewen 2007 -- (Stiassny et al. 2007:293 [ref. 30045], Lamboj 2009:47 [ref. 30314], Wingi et al. 2022:296 [ref. 39175]). Current status: Valid as Congochromis Stiassny & Schliewen 2007. Cichlidae: Pseudocrenilabrinae.

Congolapia Dunz [A. R.], Vreven [E. J.] & Schliewen [U. K.] 2012:161 Fem. Tilapia bilineata Pellegrin 1900. Type by original designation. •Valid as Congolapia Dunz, Vreven & Schliewen 2012. Current status: Valid as Congolapia Dunz, Vreven & Schliewen 2012. Cichlidae: Pseudocrenilabrinae.

Copadichromis Eccles [D. H.] & Trewavas [E.] 1989:294 Masc. Haplochromis quadrimaculatus Regan 1922. Type by original designation. •Valid as Copadichromis Eccles & Trewavas 1989 -- (Maréchal 1991:51 [ref. 20944], Konings 1999:62 [ref. 23779], Stauffer & Sato 2002:91 [ref. 26070], Chisambo & Snoeks 2004:261 [ref. 28115], Snoeks & Hanssens 2004:273 [ref. 28117], Stauffer & Konings 2006:11 [ref. 28633], Stauffer et al. 2011:212 [ref. 31560]). Current status: Valid as Copadichromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Copora Fernández-Yépez [A.] 1969:[4] Neut. Heros nicaraguensis Günther 1864. Type by original designation. Treated as neuter by author. See Kullander & Hartel 1996:200 [ref. 22732] and genus Hypsophrys. •Valid as Copora Fernández-Yépez 1969 -- (Burgess 2000:50 [ref. 24818]). •Synonym of Hypsophrys Agassiz 1859 -- (Kullander in Reis et al. 2003:637 [ref. 27061], Schmitter-Soto 2007:62 [ref. 29310], Říčan et al. 2016:35 [ref. 34357]). Current status: Synonym of Hypsophrys Agassiz 1859. Cichlidae: Cichlinae.

Coptodon Gervais [F. L. P.] 1853:8 Masc. Acerina zillii Gervais 1848. Type by original designation (also monotypic). Also appeared as new in Gervais 1853:80 [ref. 33801]; there twice misspelled as Coptodus. Earliest publication not researched. •Synonym of Tilapia Smith 1840, but a valid subgenus Coptodon Gervais 1853 -- (Dunz & Schliewen 2010:255 [ref. 31064], Dunz & Schliewen 2012:18 [ref. 31983]). •Valid as Coptodon Gervais 1853 -- (Dunz & Schliewen 2013:73 [ref. 32672], Jouladeh-Roudbar et al. 2015:896 [ref. 34062], Kide et al. 2016:[20] 1388 [ref. 37303], Esmaeili et al. 2017:88 [ref. 35254], Esmaeili et al. 2018:70 [ref. 36089], Fricke et al. 2018:250 [ref. 35805], Golani & Fricke 2018:112 [ref. 36273]). Current status: Valid as Coptodon Gervais 1853. Cichlidae: Pseudocrenilabrinae.

Corematodus Boulenger [G. A.] 1897:918 Masc. Corematodus shiranus Boulenger 1897. Type by monotypy. Misspelled Corematodes by Jordan 1920:471 [ref. 4905]. •Valid as Corematodus Boulenger 1897 -- (Eccles & Trewavas 1989:272 [ref. 13547], Maréchal 1991:59 [ref. 20944], Snoeks & Hanssens 2004:276 [ref. 28117]). Current status: Valid as Corematodus Boulenger 1897. Cichlidae: Pseudocrenilabrinae.

Crenacara Regan [C. T.] 1905:152 Neut. Crenicara elegans Steindachner 1875. Type by being an unjustified emendation. See Crenicara; Crenacara is an unjustified emendation. •Synonym of Crenicara Steindachner 1875 -- (Kullander in Reis et al. 2003:626 [ref. 27061]). Unjustified Emend.. Current status: Synonym of Crenicara Steindachner 1875. Cichlidae: Cichlinae.

Crenicara Steindachner [F.] 1875:99 Fem. Crenicara elegans Steindachner 1875. Type by monotypy. Unjustifiably emended to Crenacara by Regan 1905:152 [ref. 12256]. Erroneously treated as neuter by Kullander 1986:140 [ref. 12439] who provided incorrect etymology (Mary Bailey, personal communication, July 2015). •Valid as Crenicara Steindachner 1875 -- (Kullander 1986:140 [ref. 12439], Kullander 1998:494 [ref. 23855], Kullander in Reis et al. 2003:626 [ref. 27061], Staeck 2003:130 [ref. 27488], Schindler & Staeck 2008:67 [ref. 29623], Kullander 2011:73 [ref. 31290]). Current status: Valid as Crenicara Steindachner 1875. Cichlidae: Cichlinae.

Crenicichla Heckel [J. J.] 1840:416 Fem. Crenicichla macrophthalma Heckel 1840. Type by subsequent designation. Type designated by Eigenmann & Bray 1894:620 [ref. 1248]. •Valid as Crenicichla Heckel 1840 -- (Casciotta 1987 [ref. 6772], Kullander 1986:82 [ref. 12439], Kullander 1988 [ref. 6232], Malabarba 1989:164 [ref. 14217], Kullander & Nijssen 1989:207 [ref. 14136], Kullander 1990 [ref. 13601], Kullander 1990 [ref. 16011], Ploeg 1991:1 [ref. 20196], Lucena & Kullander 1992:97 [ref. 20004], Kullander 1997:279 [ref. 22746], Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Britski et al. 1999:146 [ref. 24147], Kullander in Reis et al. 2003:626 [ref. 27061], Staeck 2003:133 [ref. 27488], Kullander & Lucena 2006:127 [ref. 28747], Casciotta et al. 2006:107 [ref. 28986], Casciotta et al. 2007:1 [ref. 29372], Lucena 2007:449 [ref. 29467], Montaña et al. 2008:33 [ref. 29783], Kullander 2009:41 [ref. 30051], Kullander et al. 2009:248 [ref. 31178], Piálek et al. 2010:33 [ref. 30903], Casciotta et al. 2010:643 [ref. 30975], Serra et al. 2011:357 [ref. 31355], Varella 2011:8 [ref. 37216], Varella et al. 2012:233 [ref. 32030], Kullander & Lucena 2013:149 [ref. 32675], Casciotta et al. 2013:379 [ref. 32938], Mattos et al. 2014:35 [ref. 33306], Kullander & Varella 2015:512 [ref. 33921], Ito & Rapp Py-Daniel 2015:478 [ref. 33978], Piálek et al. 2015:5 [ref. 33984], Bertaco et al. 2016:425 [ref. 34561], Říčan et al. 2017:1 [ref. 35070], Varella et al. 2018:361 [ref. 35777], Varella & Ito 2018:1 [ref. 35884], Piálek et al. 2019:377 [ref. 36110], Steinhäuser 2019:229 [ref. 36998], Varella et al. 2023:21 [ref. 40273], Říčan et al. 2023:38 [ref. 40289]). Current status: Valid as Crenicichla Heckel 1840. Cichlidae: Cichlinae.

Cribroheros Říčan [O.] & Piálek [L.] in Říčan, Piálek, Dragová & Novák 2016:23 Masc. Heros rostratus Gill 1877. Type by original designation. •Valid as Cribroheros Říčan & Piálek 2016. Current status: Valid as Cribroheros Říčan & Piálek 2016. Cichlidae: Cichlinae.

Cryptoheros Allgayer [R.] 2001:14 Masc. Heros spilurus Günther 1862. Type by original designation. •Synonym of Archocentrus Gill 1877 -- (Kullander in Reis et al. 2003:616 [ref. 27061]). •Valid as Cryptoheros Allgayer 2001 -- (Schmitter-Soto 2007:31 [ref. 29310], Říĉan et al. 2008:952 [ref. 31419], Říčan et al. 2016:33 [ref. 34357]). Current status: Valid as Cryptoheros Allgayer 2001. Cichlidae: Cichlinae.

Ctenochromis Pfeffer [G. J.] 1893:153 [25] Masc. Ctenochromis pectoralis Pfeffer 1893. Type by subsequent designation. On p. 25 of separate. Two included species; first subsequent designation by Regan 1922:685 [ref. 3673] (name in parentheses) or else by Jordan 1923:219 [ref. 2421]. •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:100 [ref. 20956]). •Valid as Ctenochromis Pfeffer 1893 -- (Greenwood 1979:287 [ref. 1898], Poll 1986:38 [ref. 6136], Poll & Gosse 1995:229 [ref. 24781], Poll & Gosse 1995:261 [ref. 24781], Schraml & Tichy 2010:90 [ref. 30895], Konings 2015:223 [ref. 34660], Genner et al. 2022:42 [ref. 39254]). Current status: Valid as Ctenochromis Pfeffer 1893. Cichlidae: Pseudocrenilabrinae.

Ctenopharynx Eccles [D. H.] & Trewavas [E.] 1989:180 Masc. Hemichromis intermedius Günther 1864. Type by original designation. •Valid as Ctenopharynx Eccles & Trewavas 1989 -- (Maréchal 1991:60 [ref. 20944], Snoeks & Nyasulu 2004:86 [ref. 28113], Snoeks & Hanssens 2004:276 [ref. 28117]). Current status: Valid as Ctenopharynx Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Cunningtonia Boulenger [G. A.] 1906:573 Fem. Cunningtonia longiventralis Boulenger 1906. Type by monotypy. •Valid as Cunningtonia Boulenger 1906 -- (Liem 1981:192 [ref. 6897], Poll 1986:97 [ref. 6136], Maréchal & Poll 1991:62 [ref. 20946], Poll & Gosse 1995:223 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:292 [ref. 34660]). Current status: Valid as Cunningtonia Boulenger 1906. Cichlidae: Pseudocrenilabrinae.

Curraichthys Fernández-Yépez [A.] 1969:[3] Masc. Heros lobochilus Günther 1867. Type by original designation. •Synonym of Amphilophus Agassiz 1859 -- (Kullander & hartel 1996:199 [ref. 22732], Kullander in Reis et al. 2003:609 [ref. 27061], Říčan et al. 2016:37 [ref. 34357]). Current status: Synonym of Amphilophus Agassiz 1859. Cichlidae: Cichlinae.

Cyathochromis Trewavas [E.] 1935:(67) 77 Masc. Cyathochromis obliquidens Trewavas 1935. Type by monotypy. •Valid as Cyathochromis Trewavas 1935 -- (Ribbink et al. 1983:242 [ref. 13555], Maréchal 1991:63 [ref. 20944], Poll & Gosse 1995:289 [ref. 24781], Oliver & Arnegard 2010:226 [ref. 31027]). Current status: Valid as Cyathochromis Trewavas 1935. Cichlidae: Pseudocrenilabrinae.

Cyathopharynx Regan [C. T.] 1920:42 Masc. Tilapia grandoculis Boulenger 1899. Type by original designation. •Valid as Cyathopharynx Regan 1920 -- (Poll 1986:98 [ref. 6136], Maréchal & Poll 1991:64 [ref. 20946], Poll & Gosse 1995:225 [ref. 24781], Takahashi 2003:378 [ref. 27540], Takahashi & Hori 2012:1 [ref. 33116], Konings 2015:274 [ref. 34660]). Current status: Valid as Cyathopharynx Regan 1920. Cichlidae: Pseudocrenilabrinae.

Cyclopharynx Poll [M.] 1948:94 Masc. Cyclopharynx fwae Poll 1948. Type by monotypy. •Valid as Cyclopharynx Poll 1948 -- (Kullander & Roberts 1991:66 [ref. 20952], Roberts & Kullander 1994:104 [ref. 21382], Poll & Gosse 1995:255 [ref. 24781], Wamuini Lunkayilakio & Vreven 2010:280 [ref. 31038]). Current status: Valid as Cyclopharynx Poll 1948. Cichlidae: Pseudocrenilabrinae.

Cynotilapia Regan [C. T.] 1922:684 Fem. Hemichromis afer Günther 1894. Type by monotypy. •Valid as Cynotilapia Regan 1922 -- (Ribbink et al. 1983:233 [ref. 13555], Maréchal 1991:67 [ref. 20944], Tawal 2002:80 [ref. 26903], Oliver & Arnegard 2010:227 [ref. 31027], Tawil 2011:201 [ref. 31667], Konings 2016:26 [ref. 34521], Li et al. 2016:355 [ref. 34737]). Current status: Valid as Cynotilapia Regan 1922. Cichlidae: Pseudocrenilabrinae.

Cyphotilapia Regan [C. T.] 1920:43 Fem. Paratilapia frontosa Boulenger 1906. Type by original designation. •Valid as Cyphotilapia Regan 1920 -- (Poll 1986:84 [ref. 6136], Maréchal & Poll 1991:69 [ref. 20946], Poll & Gosse 1995:229 [ref. 24781], Takahashi 2003:377 [ref. 27540], Konings 2015:182 [ref. 34660]). Current status: Valid as Cyphotilapia Regan 1920. Cichlidae: Pseudocrenilabrinae.

Cyprichromis Scheuermann [H.] 1977:71 Masc. Paratilapia leptosoma Boulenger 1898. Type by original designation. •Valid as Cyprichromis Scheuermann 1977 -- (Poll 1981:171 [ref. 3534], Poll 1986:146 [ref. 6136], Maréchal & Poll 1991:71 [ref. 20946], Poll & Gosse 1995:241 [ref. 24781], Takahashi et al. 2002:1029 [ref. 26510], Takahashi 2003:377 [ref. 27540], Takahashi 2004:3 [ref. 27593], Takahashi & Hori 2006:174 [ref. 28705], Konings 2015:194 [ref. 34660]). Current status: Valid as Cyprichromis Scheuermann 1977. Cichlidae: Pseudocrenilabrinae.

Cyrtocara Boulenger [G. A.] 1902:69 Neut. Cyrtocara moorii Boulenger 1902. Type by monotypy. •Valid as Cyrtocara Boulenger 1902 -- (Ribbink et al. 1983:246 [ref. 13555], Stauffer & McKaye 1985 [ref. 6786], Eccles & Trewavas 1989:199 [ref. 13547], Maréchal 1991:73 [ref. 20944], Takahashi 2003:378 [ref. 27540], Snoeks & Hanssens 2004:276 [ref. 28117]). Current status: Valid as Cyrtocara Boulenger 1902. Cichlidae: Pseudocrenilabrinae.

Dagetia (subgenus of Coptodon) Thys van den Audenaerde [D. F. E.] 1969:xxxii Fem. Tilapia rheophila Daget 1962. Type by original designation (also monotypic). •Synonym of Tilapia Smith 1840 -- (Teugels & Thys van den Audenaerde 1991:482 [ref. 20943]). •Synonym of Coptodon Gervais 1853. Current status: Synonym of Coptodon Gervais 1853. Cichlidae: Pseudocrenilabrinae.

Danakilia (subgenus of Tilapia) Thys van den Audenaerde [D. F. E.] 1969:xxxv Fem. Tilapia franchettii Vinciguerra 1931. Type by original designation. •Valid as Danakilia Thys van den Audenaerde 1969 -- (Trewavas 1983:32 [ref. 20940], Trewavas & Teugels 1991:75 [ref. 20954], Poll & Gosse 1995:257 [ref. 24781], Takahashi 2003:379 [ref. 27540], Stiassny et al. 2010:43 [ref. 31055]). Current status: Valid as Danakilia Thys van den Audenaerde 1969. Cichlidae: Pseudocrenilabrinae.

Darienheros Říčan [O.] & Novák [J.] in Říčan, Piálek, Dragová & Novák 2016:24 Masc. Cichlasoma calobrense Meek & Hildebrand 1913. Type by original designation (also monotypic). •Valid as Darienheros Říčan & Novák 2016. Current status: Valid as Darienheros Říčan & Novák 2016. Cichlidae: Cichlinae.

Dicrossus Steindachner [F.] (ex Agassiz) 1875:102 Masc. Dicrossus maculatus Steindachner 1875. Type by monotypy. •Synonym of Crenicara Steindachner 1875 -- (Kullander 1986:140 [ref. 12439]). •Valid as Dicrossus Steindachner 1875 -- (Kullander 1990:8 [ref. 16010], Kullander 1998:494 [ref. 23855], Kullander in Reis et al. 2003:632 [ref. 27061], Staeck 2003:133 [ref. 27488], Schindler & Staeck 2008:67 [ref. 29623], Römer et al. 2010:124 [ref. 30947], Kullander 2011:73 [ref. 31290]). Current status: Valid as Dicrossus Steindachner 1875. Cichlidae: Cichlinae.

Dimidiochromis Eccles [D. H.] & Trewavas [E.] 1989:88 Masc. Haplochromis strigatus Regan 1922. Type by original designation. •Valid as Dimidiochromis Eccles & Trewavas 1989 -- (Maréchal 1991:76 [ref. 20944], Snoeks & Hanssens 2004:276 [ref. 28117]). Current status: Valid as Dimidiochromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Diplotaxodon Trewavas [E.] 1935:(68) 116 Masc. Diplotaxodon argenteus Trewavas 1935. Type by monotypy. •Valid as Diplotaxodon Trewavas 1935 -- (Eccles & Trewavas 1989:268 [ref. 13547], Maréchal 1991:79 [ref. 20944], Turner & Stauffer 1998:239 [ref. 23318], Turner et al. 2004:198, 220 [ref. 28114], Snoeks & Hanssens 2004:277 [ref. 28117], Stauffer et al. 2018:90 [ref. 35882], Stauffer & Konings 2021:275 [ref. 38048]). Current status: Valid as Diplotaxodon Trewavas 1935. Cichlidae: Pseudocrenilabrinae.

Divandu Lamboj [A.] & Snoeks [J.] 2000:356 Masc. Divandu albimarginatus Lamboj & Snoeks 2000. Type by original designation (also monotypic). •Valid as Divandu Lamboj & Snoeks 2000 -- (Stiassny et al. 2007:279 [ref. 30045]). Current status: Valid as Divandu Lamboj & Snoeks 2000. Cichlidae: Pseudocrenilabrinae.

Docimodus Boulenger [G. A.] 1897:917 Masc. Docimodus johnstoni Boulenger 1897. Type by monotypy. •Valid as Docimodus Boulenger 1897 -- (Eccles & Lewis 1976 [ref. 7326], Ribbink et al. 1983:249 [ref. 13555], Eccles & Trewavas 1989:270 [ref. 13547], Maréchal 1991:80 [ref. 20944], Snoeks & Hanssens 2004:277 [ref. 28117]). Current status: Valid as Docimodus Boulenger 1897. Cichlidae: Pseudocrenilabrinae.

Eclectochromis Eccles [D. H.] & Trewavas [E.] 1989:277 Masc. Haplochromis ornatus Regan 1922. Type by original designation. •Valid as Eclectochromis Eccles & Trewavas 1989 -- (Maréchal 1991:82 [ref. 20944], Snoeks & Hanssens 2004:277 [ref. 28117]). •Synonym of Protomelas Eccles & Trewavas 1989 -- (Konings 2016:285 [ref. 34521]). Current status: Synonym of Protomelas Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Ectodus Boulenger [G. A.] 1898:497 Masc. Ectodus descampsii Boulenger 1898. Type by subsequent designation. Appeared first as above, then in more detail in Boulenger 1898:21 [ref. 547]. Type designated by Jordan 1920:576 [ref. 4905]. •Valid as Ectodus Boulenger 1898 -- (Liem 1981:192 [ref. 6897], Poll 1986:93 [ref. 6136], Maréchal & Poll 1991:84 [ref. 20946], Poll & Gosse 1995:237 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:305 [ref. 34660]). Current status: Valid as Ectodus Boulenger 1898. Cichlidae: Pseudocrenilabrinae.

Enantiopus Boulenger [G. A.] 1906:569 Masc. Ectodus melanogenys Boulenger 1898. Type by subsequent designation. Type apparently first designated by Regan 1920:48 [ref. 3669]. •Valid as Enantiopus Boulenger 1906 -- (Poll 1986:115 [ref. 6136], Maréchal & Poll 1991:85 [ref. 20946], Poll & Gosse 1995:239 [ref. 24781], Konings 2015:314 [ref. 34660]). •Synonym of Xenotilapia Boulenger 1899 -- (Takahashi 2003:45 [ref. 26772]). Current status: Valid as Enantiopus Boulenger 1906. Cichlidae: Pseudocrenilabrinae.

Enigmatochromis Lamboj [A.] 2009:42 Masc. Enigmatochromis lucanusi Lamboj 2009. Type by original designation (also monotypic). Genus declaired masculine by author. •Valid as Enigmatochromis Lamboj 2009. Current status: Valid as Enigmatochromis Lamboj 2009. Cichlidae: Pseudocrenilabrinae.

Enterochromis Greenwood [P. H.] 1980:43 Masc. Haplochromis erythrocephalus Greenwood & Gee 1969. Type by original designation. •Valid as Enterochromis Greenwood 1980 -- (Poll & Gosse 1995:283 [ref. 24781], Schraml & Tichy 2010:91 [ref. 30895]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:100 [ref. 20956], van Oijen 1996:101 [ref. 22826], de Zeeuw et al. 2010:243 [ref. 31028] with subgenera). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Eretmodus Boulenger [G. A.] 1898:495 Masc. Eretmodus cyanostictus Boulenger 1898. Type by monotypy. Appeared first as above, then in more detail in Boulenger 1898:16 [ref. 547]. •Valid as Eretmodus Boulenger 1898 -- (Poll 1986:88 [ref. 6136], Maréchal 1991:87 [ref. 20944], Takahashi 2003:378 [ref. 27540], Tawil 2005:59 [ref. 28483], Konings 2015:30 [ref. 34660]). Current status: Valid as Eretmodus Boulenger 1898. Cichlidae: Pseudocrenilabrinae.

Erythrichthus (subgenus of Cichlasoma) Meek [S. E.] 1907:118, 121 Masc. Heros citrinellus Günther 1864. Type by original designation. •Synonym of Amphilophus Agassiz 1859 -- (Kullander & Hartel 1996:199 [ref. 22732], Kullander in Reis et al. 2003:609 [ref. 27061], Říčan et al. 2016:37 [ref. 34357]). Current status: Synonym of Amphilophus Agassiz 1859. Cichlidae: Cichlinae.

Etia Schliewen [U. K.] & Stiassny [M. L. J.] 2003:63 Fem. Etia nguti Schliewen & Stiassny 2003. Type by original designation (also monotypic). •Valid as Etia Schliewen & Stiassny 2003 -- (Stiassny et al. 2007:349 [ref. 30045]). Current status: Valid as Etia Schliewen & Stiassny 2003. Cichlidae: Pseudocrenilabrinae.

Etroplus Cuvier [G.] in Cuvier & Valenciennes 1830:486 Masc. Etroplus meleagris Cuvier 1830 (= Chaetodon suratensis Bloch 1790). Type by subsequent designation. Type designated by Desmarest 1856:223 [ref. 17401] -- see Whitley 1939:223 [ref. 25866] but Whitley has wrong date for Desmarest. Bloch's species suratensis needlessly renamed meleagris by Cuvier. •Valid as Etroplus Cuvier 1830 -- (Jayaram 1981:337 [ref. 6497], Menon et al. 1993 [ref. 20877], Kullander 1998:494 [ref. 23855], Stiassny et al. 2001:31 [ref. 25402], Carpenter 2001:3334 [ref. 26131], Sparks 2008:5 [ref. 29766], Kottelat 2013:374 [ref. 32989]). Current status: Valid as Etroplus Cuvier 1830. Cichlidae: Etroplinae.

Exochochromis Eccles [D. H.] & Trewavas [E.] 1989:186 Masc. Exochochromis anagenys Oliver 1989. Type by original designation (also monotypic). The authors credit the type species to Oliver and cite Oliver 1984 but that was an unpublished thesis; species evidently dates to Oliver in Eccles & Trewavas 1989 as above. •Valid as Exochochromis Eccles & Trewavas 1989 -- (Maréchal 1991:89 [ref. 20944], Snoeks & Hanssens 2004:281 [ref. 28117]). Current status: Valid as Exochochromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Fossorochromis Eccles [D. H.] & Trewavas [E.] 1989:275 Masc. Tilapia rostrata Boulenger 1899. Type by original designation (also monotypic). •Valid as Fossorochromis Eccles & Trewavas 1989 -- (Maréchal 1991:90 [ref. 20944], Snoeks & Hanssens 2004:281 [ref. 28117]). Current status: Valid as Fossorochromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Gaurochromis Greenwood [P. H.] 1980:32 Masc. Haplochromis empodisma Greenwood 1960. Type by original designation. Described as a new genus on p. 32, as a new subgenus on p. 36. •Valid as Gaurochromis Greenwood 1980 -- (Poll & Gosse 1995:275, 283 [ref. 24781]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:100 [ref. 20956], van Oijen 1996:101 [ref. 22826]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Genyochromis Trewavas [E.] 1935:79 Masc. Genyochromis mento Trewavas 1935. Type by monotypy. •Valid as Genyochromis Trewavas 1935 -- (Ribbink et al. 1983:241 [ref. 13555], Maréchal 1991:91 [ref. 20944], Poll & Gosse 1995:289 [ref. 24781], Oliver & Arnegard 2010:226 [ref. 31027]). Current status: Valid as Genyochromis Trewavas 1935. Cichlidae: Pseudocrenilabrinae.

Geophagus Heckel [J. J.] 1840:383 Masc. Geophagus altifrons Heckel 1840. Type by subsequent designation. Type designated by Eigenmann & Bray 1894:621 [ref. 1248], not Sparus surinamensis Bloch as designated by Eigenmann 1910:478 [ref. 1224]. •Valid as Geophagus Heckel 1840 -- (Gosse 1976 [ref. 7029], Kullander 1980:23 [ref. 5526], Kullander 1986:120 [ref. 12439], Kullander & Nijssen 1989:30 [ref. 14136], Malabarba 1989:166 [ref. 14217], Kullander 1991:129 [ref. 20053], Kullander et al. 1992:359 [ref. 20002], see Leibel 1995:217 [ref. 22415], Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Kullander in Reis et al. 2003:632 [ref. 27061], López-Fernández & Taphorn 2004:3 [ref. 27573], Staeck & Schindler 2006:69 [ref. 28755], Schindler & Staeck 2006:91 [ref. 29420], Scharpf 2009:6 [ref. 30400], Lucinda et al. 2010:29 [ref. 30771], Hauser & López-Fernández 2013:279 [ref. 32965], Kottelat 2013:374 [ref. 32989], Deprá et al. 2014:737 [ref. 33631], Mattos et al. 2015:209 [ref. 34048], Bertaco et al. 2016:426 [ref. 34561], Mattos & Costa 2018:325 [ref. 36009], Benitez et al. 2018:1053 [ref. 36343], Deprá et al. 2022:37 [ref. 39373], Chuctaya et al. 2022:1 [ref. 39723]). Current status: Valid as Geophagus Heckel 1840. Cichlidae: Cichlinae.

Gephyrochromis Boulenger [G. A.] 1901:4 Masc. Gephyrochromis moorii Boulenger 1901. Type by monotypy. Appeared first in Boulenger (Jan.) 1901:4 as above; also in Boulenger (Oct.) 1901:156 [ref. 556]. •Valid as Gephyrochromis Boulenger 1901 -- (Ribbink et al. 1983:240 [ref. 13555], Maréchal 1991:92 [ref. 20944], Poll & Gosse 1995:291 [ref. 24781], Oliver & Arnegard 2010:226 [ref. 31027]). Current status: Valid as Gephyrochromis Boulenger 1901. Cichlidae: Pseudocrenilabrinae.

Gnathochromis Poll [M.] 1981:168 Masc. Limnochromis permaxillaris David 1936. Type by original designation. •Valid as Gnathochromis Poll 1981 -- (Poll 1986:136 [ref. 6136], Maréchal & Poll 1991:94 [ref. 20946], Poll & Gosse 1995:245 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:213 [ref. 34660]). Current status: Valid as Gnathochromis Poll 1981. Cichlidae: Pseudocrenilabrinae.

Gobiochromis Poll [M.] 1939:48 Masc. Gobiochromis tinanti Poll 1939. Type by monotypy. •Synonym of Steatocranus Boulenger 1899 -- (Teugels & Thys van den Audenaerde in Lévêque et al. 1992:721 [ref. 21590], Meyer 1993:114 [ref. 20836]). Current status: Synonym of Steatocranus Boulenger 1899. Cichlidae: Pseudocrenilabrinae.

Gobiocichla Kanazawa [R. H.] 1951:378 Fem. Gobiocichla wonderi Kanazawa 1951. Type by original designation (also monotypic). •Valid as Gobiocichla Kanazawa 1951 -- (Roberts 1982:576 [ref. 5460], Teugels 1991:96 [ref. 20955], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:714 [ref. 21590], Poll & Gosse 1995:251 [ref. 24781], Stiassny et al. 2007:345 [ref. 30045]). Current status: Valid as Gobiocichla Kanazawa 1951. Cichlidae: Pseudocrenilabrinae.

Grammatotria Boulenger [G. A.] 1899:90 Fem. Grammatotria lemairii Boulenger 1899. Type by monotypy. •Valid as Grammatotria Boulenger 1899 -- (Poll 1986:113 [ref. 6136], Maréchal & Poll 1991:97 [ref. 20946], Poll & Gosse 1995:239 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:322 [ref. 34660]). Current status: Valid as Grammatotria Boulenger 1899. Cichlidae: Pseudocrenilabrinae.

Greenwoodochromis Poll [M.] 1983:46 Masc. Limnochromis christyi Trewavas 1953. Type by being a replacement name. Replacement for Lepidochromis Poll 1981, preoccupied by Lepidochromis Fowler & Bean 1928. •Valid as Greenwoodochromis Poll 1983 -- (Poll 1986:139 [ref. 6136], Maréchal & Poll 1991:99 [ref. 20946], Poll & Gosse 1995:245 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:212 [ref. 34660]). Current status: Valid as Greenwoodochromis Poll 1983. Cichlidae: Pseudocrenilabrinae.

Guianacara Kullander [S. O.] & Nijssen [H.] 1989:90, 92 Fem. Guianacara owroewefi Kullander & Nijssen 1989. Type by original designation. •Valid as Guianacara Kullander & Nijssen 1989 -- (Kullander 1998:494 [ref. 23855], Kullander in Reis et al. 2003:634 [ref. 27061], López-Fernández et al. 2006:385 [ref. 28792]). Current status: Valid as Guianacara Kullander & Nijssen 1989. Cichlidae: Cichlinae.

Gymnogeophagus Miranda Ribeiro [A. de] 1918:790 Masc. Gymnogeophagus cyanopterus Miranda Ribeiro 1918. Type by monotypy. •Valid as Gymnogeophagus Miranda Ribeiro 1918 -- (Gosse 1976:109 [ref. 7029], Kullander 1980:23 [ref. 5526], Reis & Malabarba 1988 [ref. 6638], Malabarba 1989:167 [ref. 14217], Reis et al. 1992 [ref. 20011], Kullander 1998:494 [ref. 23855], Wimburger et al. 1998:509 [ref. 23857], Britski et al. 1999:146 [ref. 24147], Casciotta et al. 2000:53 [ref. 24908], Kullander in Reis et al. 2003:634 [ref. 27061], Staeck 2006:99 [ref. 29421], González-Bergonzoni et al. 2009:19 [ref. 30455] with author as Ribeiro, Malabarba et al. 2015:637 [ref. 34105], Loureiro et al. 2016:[1] [ref. 34384], Bertaco et al. 2016:426 [ref. 34561], García et al. 2017:1 [ref. 35261], Casciotta et al. 2017:1 [ref. 35497], Říčan et al. 2017:1 [ref. 35634], Casciotta et al. 2017:5 [ref. 35727], Turcati et al. 2018:1 [ref. 36363], Alonso et al. 2019:1 [ref. 36529]). Current status: Valid as Gymnogeophagus Miranda Ribeiro 1918. Cichlidae: Cichlinae.

Haligenes Günther [A.] 1860:471 Masc. Haligenes tristrami Günther 1860. Type by monotypy. •Synonym of Tilapia Smith 1840. •Synonym of Coptodon Gervais 1853. Current status: Synonym of Coptodon Gervais 1853. Cichlidae: Pseudocrenilabrinae.

Haplochromis (subgenus of Chromis) Hilgendorf [F. M.] 1888:76 Masc. Chromis (Haplochromis) obliquidens Hilgendorf 1888. Type by monotypy. •Valid with expanded concept -- (van Oijen 1996:57 [ref. 22826]). •Valid as Haplochromis Hilgendorf 1888 -- (Greenwood 1962 [ref. 5925], Greenwood 1973 [ref. 7566], Greenwood 1974 [ref. 7503], Greenwood 1979 [ref. 1898], Greenwood 1980 [ref. 1899], Snoeks 1988 [ref. 6867], van Oijen 1991:9 [ref. 20098], van Oijen et al. 1991:100 [ref. 20956], Moran et al. 1994:274 [ref. 22421], Snoeks 1994:21 [ref. 21588], Poll & Gosse 1995:261, 283 [ref. 24781], Seegers 1996:280 [ref. 23725], Farias et al. 1998:502 [ref. 23856], Takahashi 2003:378 [ref. 27540], Seegers 2008:150 [ref. 29830], Schraml & Tichy 2010:81 [ref. 30895], de Zeeuw et al. 2010:202 [ref. 31028], Wamuini Lunkayilakio & Vreven 2010:280 [ref. 31038] as'"Haplochromis', Schedel et al. 2014:135 [ref. 33459], Vranken et al. 2019:105 [ref. 36120], Vranken et al. 2020:[1] [ref. 36730], Vranken et al. 2020:1202 [ref. 37051], Vranken et al. 2022:1 [ref. 39202], Vranken et al. 2023:[1] [ref. 40198]). Current status: Valid as Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Haplotaxodon Boulenger [G. A.] 1906:565 Masc. Haplotaxodon microlepis Boulenger 1906. Type by monotypy. •Valid as Haplotaxodon Boulenger 1906 -- (Poll 1986:155 [ref. 6136], Maréchal & Poll 1991:185 [ref. 20946], Poll & Gosse 1995:247 [ref. 24781], Takahashi & Nakaya 1999:101 [ref. 23703], Takahashi 2003:378 [ref. 27540], Konings 2015:300 [ref. 34660]). Current status: Valid as Haplotaxodon Boulenger 1906. Cichlidae: Pseudocrenilabrinae.

Harpagochromis Greenwood [P. H.] 1980:10 Masc. Hemichromis serranus Pfeffer 1896. Type by original designation. •Valid as Harpagochromis Greenwood 1980 -- (Poll & Gosse 1995:279 [ref. 24781]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:100 [ref. 20956], van Oijen 1996:101 [ref. 22826]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Hemeraia Varella [H. R.], Kullander [S. O.], Menezes [N. A.], Oliveira [C.] & López-Fernández [H.] 2023:32 Fem. Crenicichla hemera Kullander 1990. Type by original designation. Type species sometimes dated to 1991. •Valid as Hemeraia Varella, Kullander, Menezes, Oliveira & López-Fernández 2023. Current status: Valid as Hemeraia Varella, Kullander, Menezes, Oliveira & López-Fernández 2023. Cichlidae: Cichlinae.

Hemibates Regan [C. T.] 1920:49 Masc. Paratilapia stenosoma Boulenger 1901. Type by original designation (also monotypic). •Valid as Hemibates Regan 1920 -- (Bailey & Stewart 1977:6 [ref. 7230], Poll 1986:128 [ref. 6136], Maréchal & Poll 1991:186 [ref. 20946], Poll & Gosse 1995:249 [ref. 24781] as Hemibathes, Takahashi 2003:377 [ref. 27540], Konings 2015:390 [ref. 34660], Schedel & Schliewen 2017:92 [ref. 35545]). Current status: Valid as Hemibates Regan 1920. Cichlidae: Pseudocrenilabrinae.

Hemichromis Peters [W. (C. H.)] 1857:403 Masc. Hemichromis fasciatus Peters 1857. Type by monotypy. •Valid as Hemichromis Peters 1857 -- (Lévêque et al. 1989:122 [ref. 26480], Paugy & Bénech 1989:304 [ref. 26478], Paugy et al. 1990:342 [ref. 26477], Daget & Teugels 1991:187 [ref. 20957], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:738 [ref. 21590], Poll & Gosse 1995:265 [ref. 24781], Farias et al. 1998:502 [ref. 23856], Dankwa et al. 1999:47 [ref. 28023], Carpenter 2001:3334 [ref. 26131], Carpenter 2003:1691 [ref. 27092], Takahashi 2003:378 [ref. 27540], Stiassny et al. 2007:339 [ref. 30045] dated 1858, Kottelat & Freyhof 2007:540 [ref. 29996], Scharpf 2009:6 [ref. 30400], Marshall 2011:210 [ref. 31755], Bitja-Nyom et al. 2021:3779 [ref. 38608], Lamboj & Koblmüller 2022:[11] [ref. 39796] dated 1858). Current status: Valid as Hemichromis Peters 1857. Cichlidae: Pseudocrenilabrinae.

Hemihaplochromis Wickler [W.] 1963:90 Masc. Haplochromis multicolor Hilgendorf 1903 (= Chromis multicolor Schoeller 1903). Type by original designation (also monotypic). •Valid as Hemihaplochromis Wickler 1963 -- (Greenwood 1973:225 [ref. 7566]). •Synonym of Pseudocrenilabrus Fowler 1934 -- (Greenwood 1984:213 [ref. 5311], Greenwood 1989:2 [ref. 14120], Skelton 1991:394 [ref. 20950]). Current status: Synonym of Pseudocrenilabrus Fowler 1934. Cichlidae: Pseudocrenilabrinae.

Hemitaeniochromis Eccles [D. H.] & Trewavas [E.] 1989:71 Masc. Haplochromis urotaenia Regan 1922. Type by original designation (also monotypic). •Valid as Hemitaeniochromis Eccles & Trewavas 1989 -- (Maréchal 1991:195 [ref. 20944], Snoeks & Hanssens 2004:283 [ref. 28117], Oliver 2012:35 [ref. 32111]). Current status: Valid as Hemitaeniochromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Hemitilapia Boulenger [G. A.] 1902:70 Fem. Hemitilapia oxyrhynchus Boulenger 1902. Type by monotypy. •Valid as Hemitilapia Boulenger 1902 -- (Eccles & Trewavas 1989:195 [ref. 13547], Maréchal 1991:196 [ref. 20944], Snoeks & Hanssens 2004:284 [ref. 28117]). Current status: Valid as Hemitilapia Boulenger 1902. Cichlidae: Pseudocrenilabrinae.

Herichthys Baird [S. F.] & Girard [C. F.] 1854:25 Masc. Herichthys cyanoguttatus Baird & Girard 1854. Type by monotypy. With restriction of Cichlasoma and Heros, Burgess & Walls 1993 [ref. 20876] suggest using Herichthys for the remaining species formerly placed in Cichlasoma. •Synonym of Cichlasoma Swainson 1839 -- (authors). •Valid as Herichthys Baird & Girard 1854 -- (Burgess 2000:46 [ref. 24818], Kullander in Reis et al. 2003:634 [ref. 27061], Chakrabarty 2007:22 [ref. 29359], Říĉan et al. 2008:952 [ref. 31419], Scharpf 2009:6 [ref. 30400], Minckley & Marsh 2009:264 [ref. 31114], De la Maza-Benignos & Lozano-Vilano 2013:101 [ref. 32982], Kottelat 2013:374 [ref. 32989], Paepke et al. 2014:46, 55 [ref. 33351], Mejía et al. 2015:61 [ref. 33860], McMahan et al. 2015:219 [ref. 33920], Říčan et al. 2016:40 [ref. 34357], Pérez-Miranda et al. 2017:1 [ref. 35682], Pérez-Miranda et al. 2020:10 [ref. 37473]). Current status: Valid as Herichthys Baird & Girard 1854. Cichlidae: Cichlinae.

Heroina Kullander [S. O.] 1996:151 Fem. Heroina isonycterina Kullander 1996. Type by original designation (also monotypic). •Valid as Heroina Kullander 1996 -- (Kullander 1998:494 [ref. 23855], Kullander in Reis et al. 2003:636 [ref. 27061], Musilová et al. 2008:660 [ref. 29518], Říĉan et al. 2008:952 [ref. 31419], Říčan et al. 2016:28 [ref. 34357]). Current status: Valid as Heroina Kullander 1996. Cichlidae: Cichlinae.

Heros Heckel [J. J.] 1840:362 Masc. Heros severus Heckel 1840. Type by subsequent designation. Type designated by Jordan & Gilbert 1883:608 [ref. 2476]. •Valid as Heros Heckel 1840 -- (Kullander 1986:219 [ref. 12439], Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Kullander in Reis et al. 2003:636 [ref. 27061], Scharpf 2009:8 [ref. 30400], Allgayer 2010:27 [ref. 31541], Staeck & Schindler 2015:121 [ref. 33952]). Current status: Valid as Heros Heckel 1840. Cichlidae: Cichlinae.

Herotilapia Pellegrin [J.] 1904:(165) 247 Fem. Heros multispinosus Günther 1867. Type by monotypy. Misspelled Heterotilapia by Regan in Zoological Record for 1904. •Synonym of Archocentrus Gill & Bransford 1877 -- (Burgess 2000:52 [ref. 24818], Schmitter-Soto 2007:10 [ref. 29137], Schmitter-Soto 2007:43 [ref. 29317]). •Valid as Herotilapia Pellegrin 1904 -- (Allgayer 2001:13 [ref. 26904], Kullander in Reis et al. 2003:637 [ref. 27061], Kottelat & Freyhof 2007:540 [ref. 29996], Říĉan et al. 2008:952 [ref. 31419], Dunz & Schliewen 2013:78 [ref. 32672], McMahan et al. 2015:230 [ref. 33920], Říčan et al. 2016:30 [ref. 34357]). Current status: Valid as Herotilapia Pellegrin 1904. Cichlidae: Cichlinae.

Heterochromis Regan [C. T.] 1922:252 Masc. Paratilapia multidens Pellegrin 1900. Type by original designation (also monotypic). •Valid as Heterochromis Regan 1922 -- (Teugels & Snoeks 1991:197 [ref. 20958], Poll & Gosse 1995:263 [ref. 24781], Kullander 1998:494 [ref. 23855]). Current status: Valid as Heterochromis Regan 1922. Cichlidae: Pseudocrenilabrinae.

Heterogramma Regan [C. T.] 1906:60 Fem. Mesops taeniatus Günther 1862. Type by subsequent designation. Type designated by Eigenmann 1910:473 [ref. 1224] (not H. borelli listed by Jordan 1920:530 [ref. 4905]; see Myers & Harry 1948:7 [ref. 5458]). Objectively invalid; preoccupied by Heterogramma Guenée 1854 in moths, replaced by Apistogramma Regan 1913. The name is feminine, based in part on the greek word line and referring to two different lateral lines. •Synonym of Apistogramma Regan 1913 -- (Kullander 1980:21 [ref. 5526], Kullander 1986:155 [ref. 12439], Kullander & Nijssen 1989:74 [ref. 14136], Kullander in Reis et al. 2003:611 [ref. 27061], Staeck 2003:10 [ref. 27488]). 1°Homonym. Current status: Synonym of Apistogramma Regan 1913. Cichlidae: Cichlinae.

Heterotilapia (subgenus of Tilapia) Regan [C. T.] 1920:38 Fem. Chromis buttikoferi Hubrecht 1881. Type by original designation (also monotypic). Presumed preoccupied by Heterotilapia Regan 1904 in Zoological Record 1904, but this name is a misspelling of Herotilapia Pellegrin 1904. Not to be replaced by Reganotilapia Whitley 1950. •Valid as Heterotilapia Regan 1920 -- (Dunz & Schliewen 2013:78 [ref. 32672]). Current status: Valid as Heterotilapia Regan 1920. Cichlidae: Pseudocrenilabrinae.

Hoplarchus Kaup [J. J.] 1860:128 Masc. Hoplarchus pentacanthus Kaup 1860. Type by subsequent designation. Two included species, apparently neither designated as type [article not fully translated]; earliest subsequent designation probably Eigenmann 1910:475 [ref. 1224]. •Synonym of Cichlasoma Swainson 1839 -- (authors). •Valid as Hoplarchus Kaup 1860 -- (Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Kullander in Reis et al. 2003:637 [ref. 27061]). Current status: Valid as Hoplarchus Kaup 1860. Cichlidae: Cichlinae.

Hoplotilapia Hilgendorf [F. M.] 1888:77 Fem. Paratilapia retrodens Hilgendorf 1888. Type by monotypy. •Valid as Hoplotilapia Hilgendorf 1888 -- (Greenwood 1980:72 [ref. 1899], van Oijen 1991:198 [ref. 20959], Poll & Gosse 1995:275 [ref. 24781]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen 1996:102 [ref. 22826]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Hygrogonus Günther [A.] 1862:303 Masc. Lobotes ocellatus Agassiz 1831. Type by monotypy. •Objective synonym of Astronotus Swainson 1839 -- (Kullander 1986:60 [ref. 12439], Kullander in Reis et al. 2003:617 [ref. 27061]). Current status: Synonym of Astronotus Swainson 1839. Cichlidae: Cichlinae.

Hypselecara Kullander [S. O.] 1986:232 Fem. Heros temporalis Günther 1862. Type by original designation. •Valid as Hypselecara Kullander 1986 -- (Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Kullander in Reis et al. 2003:637 [ref. 27061]). Current status: Valid as Hypselecara Kullander 1986. Cichlidae: Cichlinae.

Hypsophrys Agassiz [L.] 1859:408 Fem. Hypsophrys unimaculatus Agassiz 1859. Type by monotypy. The entire description of the genus and species is, "A second [genus], resembling Chrysophrys, he called Hypsophrys unimaculatus." Typically this would be regarded as not available, no distinguishing features provided (some remarks of the colouration and from Lake Nicaragua). However, Kullander & Hartel 1996:200 [ref. 22732] treat as available and valid. There were so few cichlid species described at that time, that the name is considered available. From the Greek ὀφρύς (ophrýs), eyebrow, a feminine word. •Valid as Hypsophrys Agassiz 1859 -- (Kullander in Reis et al. 2003:637 [ref. 27061], Chakrabarty & Sparks 2007:60 [ref. 29184], Říĉan et al. 2008:952 [ref. 31419], Říčan et al. 2016:34 [ref. 34357]). Current status: Valid as Hypsophrys Agassiz 1859. Cichlidae: Cichlinae.

Interochromis Yamaoka [K.], Hori [M.] & Kuwamura [T.] 1998:385 Fem. Limnotilapia loocki Poll 1949. Type by original designation (also monotypic). •Valid as Interochromis Yamaoka, Hori & Kuwamura 1998 -- (Takahashi 2003:379 [ref. 27540], Konings 2015:272 [ref. 34660]). Current status: Valid as Interochromis Yamaoka, Hori & Kuwamura 1998. Cichlidae: Pseudocrenilabrinae.

Iodochromis Mensi [J.] 1973:26 Iodochromis sprengeri of Mensi 1973. Type by monotypy. Evidently not intended as new but for specimens thought to be known by this name by Mensi; described earlier by Oliver & Loiselle 1972 as Iodotropheus. •In the synonymy of Iodotropheus Oliver & Loiselle 1972 -- (Maréchal 1991:200 [ref. 20944]). Unjustified Emend.. Current status: Synonym of Iodotropheus Oliver & Loiselle 1972. Cichlidae: Pseudocrenilabrinae.

Iodotropheus Oliver [M. K.] & Loiselle [P. V.] 1972:310 Masc. Iodotropheus sprengerae Oliver & Loiselle 1972. Type by original designation (also monotypic). See Opinion 1871. Later incorrectly treated as Iodochromis sprengeri by Mensi 1973:26 [ref. 20960]. •Valid as Iodotropheus Oliver & Loiselle 1972 -- (Ribbink et al. 1983:241 [ref. 13555], Maréchal 1991:200 [ref. 20944], Stauffer 1994:331 [ref. 21573], Poll & Gosse 1995:291 [ref. 24781], Oliver & Arnegard 2010:227 [ref. 31027]). Current status: Valid as Iodotropheus Oliver & Loiselle 1972. Cichlidae: Pseudocrenilabrinae.

Iranocichla Coad [B. W.] 1982:28 Fem. Iranocichla hormuzensis Coad 1982. Type by original designation (also monotypic). •Valid as Iranocichla Coad 1982 -- (Takahashi 2003:379 [ref. 27540], Stiassny et al. 2010:43 [ref. 31055], Jouladeh-Roudbar et al. 2015:896 [ref. 34062], Esmaeili et al. 2016:141 [ref. 34927], Esmaeili et al. 2017:88 [ref. 35254], Esmaeili et al. 2018:70 [ref. 36089]). Current status: Valid as Iranocichla Coad 1982. Cichlidae: Pseudocrenilabrinae.

Isthmoheros Říčan [O.] & Novák [J.] in Říčan, Piálek, Dragová & Novák 2016:26 Masc. Cichlasoma tuyrense Meek & Hildebrand 1913. Type by original designation (also monotypic). •Valid as Isthmoheros Říčan & Novák 2016. Current status: Valid as Isthmoheros Říčan & Novák 2016. Cichlidae: Cichlinae.

Ivanacara Römer [U.] & Hahn [I.] 2006:1190 Fem. Nannacara adoketa Kullander & Prada-Pedreros 1993. Type by original designation. •Synonym of Nannacara Regan 1905 -- (authors). •Valid as Ivanacara Römer & Hahn 2006 -- (Musilová et al. 2008:660 [ref. 29518]). Current status: Valid as Ivanacara Römer & Hahn 2006. Cichlidae: Cichlinae.

Jabarichromis Haefeli [A.], Schedel [F. D. B.], Ronco [F.], Indermaur [A.] & Salzburger [W.] 2024:444 Masc. Paratilapia pfefferi Boulenger 1898. Type by original designation (and monotypic). •Valid as Jabarichromis Haefeli, Schedel, Ronco, Indermaur & Salzburger 2024. Current status: Valid as Jabarichromis Haefeli, Schedel, Ronco, Indermaur & Salzburger 2024. Cichlidae: Pseudocrenilabrinae.

Julidochromis Boulenger [G. A.] 1898:495 Masc. Julidochromis ornatus Boulenger 1898. Type by monotypy. Appeared first as above, then in more detail in Boulenger 1898:11 [ref. 547]. •Valid as Julidochromis Boulenger 1898 -- (Poll 1986:70 [ref. 6136], Maréchal & Poll 1991:202 [ref. 20946], Poll & Gosse 1995:235 [ref. 24781], Takahashi 2003:378 [ref. 27540], Schelly & Stiassny 2004:1 [ref. 27831], Burgess 2014:40 [ref. 33600], Konings 2015:165 [ref. 34660]). Current status: Valid as Julidochromis Boulenger 1898. Cichlidae: Pseudocrenilabrinae.

Katria Stiassny [M. L. J.] & Sparks [J. S.] 2006:52 Fem. Ptychochromoides katria Reinthal & Stiassny 1997. Type by original designation (also monotypic). •Valid as Katria Stiassny & Sparks 2006 -- (Sparks 2008:54 [ref. 29766], Sparks & Stiassny 2010:4 [ref. 30695], Fricke et al. 2018:250 [ref. 35805]). Current status: Valid as Katria Stiassny & Sparks 2006. Cichlidae: Ptychochrominae.

Kihnichthys McMahan [C. D.] & Matamoros [W. A.] in McMahan et al. 2015:222 Masc. Vieja ufermanni Allgayer 2002. Type by original designation (also monotypic). •Synonym of Cincelichthys McMahan & Piller 2015 -- (Artigas Azas 2020:12 [ref. 37833]). •Valid as Kihnichthys McMahan & Matamoros 2015 -- (Říčan et al. 2016:42 [ref. 34357]). Current status: Valid as Kihnichthys McMahan & Matamaros 2015. Cichlidae: Cichlinae.

Konia Trewavas [E.] in Trewavas, Green & Corbet 1972:61 Fem. Tilapia eisentrauti Trewavas 1962. Type by original designation. •Valid as Konia Trewavas 1972 -- (Teugels 1991:206 [ref. 20955], Poll & Gosse 1995:259 [ref. 24781], Takahashi 2003:379 [ref. 27540] with 3 authors, Stiassny et al. 2007:399 [ref. 30045]). Current status: Valid as Konia Trewavas 1972. Cichlidae: Pseudocrenilabrinae.

Krobia Kullander [S. O.] & Nijssen [H.] 1989:148 Fem. Acara guianensis Regan 1905. Type by original designation. •Valid as Krobia Kullander & Nijssen 1989 -- (Kullander 1998:494 [ref. 23855], Kullander in Reis et al. 2003:637 [ref. 27061], Staeck 2003:154 [ref. 27488], Musilová et al. 2008:660 [ref. 29518], Kullander 2012:43 [ref. 31798], Steele et al. 2013:152 [ref. 32810]). Current status: Valid as Krobia Kullander & Nijssen 1989. Cichlidae: Cichlinae.

Kronoheros Říčan [O.] & Piálek [L.] in Říčan, Piálek, Dragová & Novák 2016:22 Masc. Cichlasoma umbriferum Meek & Hildebrand 1913. Type by original designation (also monotypic). •Valid as Kronoheros Říčan & Piálek 2016. Current status: Valid as Kronoheros Říčan & Piálek 2016. Cichlidae: Cichlinae.

Labeotropheus Ahl [E.] 1926:52 Masc. Labeotropheus fuelleborni Ahl 1926. Type by original designation. •Valid as Labeotropheus Ahl 1926 -- (Ribbink et al. 1983:237 [ref. 13555], Maréchal 1991:207 [ref. 20944], Poll & Gosse 1995:289 [ref. 24781], Oliver & Arnegard 2010:226 [ref. 31027], Pauers 2016:628 [ref. 34657], Pauers 2017:399 [ref. 35478], Pauers & Phiri 2023:264 [ref. 40202], Konings 2024:6 [ref. 40862]). Current status: Valid as Labeotropheus Ahl 1926. Cichlidae: Pseudocrenilabrinae.

Labidochromis Trewavas [E.] 1935:80 Masc. Labidochromis vellicans Trewavas 1935. Type by monotypy. •Valid as Labidochromis Trewavas 1935 -- (Ribbink et al. 1983:228 [ref. 13555], Maréchal 1991:210 [ref. 20944], Poll & Gosse 1995:291 [ref. 24781], Oliver & Arnegard 2010:217, 225 [ref. 31027]). Current status: Valid as Labidochromis Trewavas 1935. Cichlidae: Pseudocrenilabrinae.

Labrochromis Daget [J.] 1952:226 Masc. Labrochromis polli Daget 1952. Type by monotypy. Described as a new genus, not Labrochromis Regan 1920. Objectively invalid; preoccupied by Labrochromis Regan 1920, apparently not replaced. •Synonym of Gobiocichla Kanazawa 1951 -- (Teugels 1991:96 [ref. 20955], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:714 [ref. 21590]). 1°Homonym. Current status: Synonym of Gobiocichla Kanazawa 1951. Cichlidae: Pseudocrenilabrinae.

Labrochromis Regan [C. T.] 1920:45 Masc. Tilapia pallida not of Boulenger 1911 (Haplochromis ishmaeli Boulenger 1906). Type by original designation. Based on a misidentified type species (see Greenwood 1980:37 [ref. 1899]), specimens misidentified by Regan as T. pallida were Haplochromis ishmaeli Boulenger 1906, as recognized by Regan (1922). Probably should go to ICZN. Labrochromis treated as valid by Greenwood 1980:37 [ref. 1899]. •Synonym of Gaurochromis Greenwood 1980 -- (Poll & Gosse 1995:275 [ref. 24781]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:100 [ref. 20956], van Oijen 1996:101 [ref. 22826]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Labrodascyllus Di Caporiacco [L.] 1948:198 Masc. Labrodascyllus cimballii Di Caporiacco 1948. Type by monotypy. •Probably a synonym of Oreochromis Günther 1889 -- (P. Parenti pers. comm. 4/20). Current status: Synonym of Oreochromis Günther 1889. Cichlidae: Pseudocrenilabrinae.

Lacustria (subgenus of Crenicichla) Varella [H. R.], Kullander [S. O.], Menezes [N. A.], Oliveira [C.] & López-Fernández [H.] 2023:26 Fem. Cycla lacustris Castelnau 1855. Type by original designation. •Synonym of Crenicichla Heckel 1840, but a valid subgenus as described. Current status: Synonym of Crenicichla Heckel 1840. Cichlidae: Cichlinae.

Laetacara Kullander [S. O.] 1986:321 Fem. Acara flavilabris Cope 1870. Type by original designation. See Parvacara Whitley 1951. •Valid as Laetacara Kullander 1986 -- (Kullander 1998:494 [ref. 23855], Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Kullander in Reis et al. 2003:638 [ref. 27061], Staeck 2003:155 [ref. 27488], Staeck & Schindler 2007:63 [ref. 29233], Musilová et al. 2008:660 [ref. 29518], Ottoni & Costa 2009:41 [ref. 30198], Ottoni et al. 2009:123 [ref. 30600], Ottoni et al. 2012:181 [ref. 32046], Bertaco et al. 2016:426 [ref. 34561], Ottoni 2018:47 [ref. 35872]). Current status: Valid as Laetacara Kullander 1986. Cichlidae: Cichlinae.

Lamena Allgayer [R.] 1998:9 Fem. Lamena nourissati Allgayer 1998. Type by original designation (also monotypic). •Synonym of Paretroplus Bleeker 1868 -- (Sparks & Reinthal 1999:2 [ref. 23768], Stiassny et al. 2001:34 [ref. 25402]). Current status: Synonym of Paretroplus Bleeker 1868. Cichlidae: Etroplinae.

Lamprologus Schilthuis [L.] 1891:85 Masc. Lamprologus congoensis Schilthuis 1891. Type by monotypy. •Valid as Lamprologus Schilthuis 1891 -- (Bailey & Stewart 1977:18 [ref. 7230], Poll 1986:48 [ref. 6136], Maréchal & Poll 1991:218 [ref. 20946], Poll & Gosse 1995:233, 253 [ref. 24781], Takahashi 2003:378 [ref. 27540], Schelly & Stiassny 2004:1 [ref. 27831], Tougas & Stiassny 2014:391 [ref. 33455], Konings 2015:181 [ref. 34660]). Current status: Valid as Lamprologus Schilthuis 1891. Cichlidae: Pseudocrenilabrinae.

Laruwiala Thys van den Audenaerde [D. F. E.] 1969:xxxvi Fem. Tilapia macrochir Boulenger 1912. Type by original designation. •Synonym of Oreochromis Günther 1889, subgenus Nyasalapia Thys van den Audenaerde 1969 -- (Trewavas 1983:28 [ref. 20940]). Current status: Synonym of Oreochromis Günther 1889. Cichlidae: Pseudocrenilabrinae.

Lepidiolamprologus Pellegrin [J.] 1904:(163) 295 Masc. Lamprologus elongatus Boulenger 1898. Type by monotypy. Misspelled Lepidolamprologus by Jordan 1920:510 [ref. 4905]. •Valid as Lepidiolamprologus Pellegrin 1904 -- (Poll 1986:52 [ref. 6136], Maréchal & Poll 1991:226 [ref. 20946], Poll & Gosse 1995:235 [ref. 24781], Takahashi 2003:378 [ref. 27540], Schelly & Stiassny 2004:1 [ref. 27831], Schelly et al. 2007:39 [ref. 29296], Kullander et al. 2012:30 [ref. 32176], Konings 2015:149 [ref. 34660]). Current status: Valid as Lepidiolamprologus Pellegrin 1904. Cichlidae: Pseudocrenilabrinae.

Lepidochromis Poll [M.] 1981:169 Masc. Limnochromis christyi Trewavas 1953. Type by original designation. Objectively invalid; preoccupied by Lepidochromis Fowler & Bean 1928 in fishes, replaced by Greenwoodochromis Poll 1983. •Synonym of Greenwoodochromis Poll 1983 -- (Maréchal & Poll 1991:99 [ref. 20946]). 1°Homonym. Current status: Synonym of Greenwoodochromis Poll 1983. Cichlidae: Pseudocrenilabrinae.

Leptochromis Regan [C. T.] 1920:46 Masc. Paratilapia calliura Boulenger 1901. Type by original designation (also monotypic). Objectively invalid; preoccupied by Leptochromis Bleeker 1875 in fishes, replaced by Reganochromis Whitley 1929. •Synonym of Reganochromis Whitley 1929 -- (Maréchal & Poll 1991:421 [ref. 20946]). 1°Homonym. Current status: Synonym of Reganochromis Whitley 1929. Cichlidae: Pseudocrenilabrinae.

Leptolamprologus Pellegrin [J.] 1927:55 Masc. Leptolamprologus monogramma Pellegrin 1927. Type by monotypy. Also appeared in Pellegrin 1928:34 [ref. 3411]. •Synonym of Teleogramma Boulenger 1899 -- (Snoeks & De Boeck 1991:472 [ref. 20963]). Current status: Synonym of Teleogramma Boulenger 1899. Cichlidae: Pseudocrenilabrinae.

Leptotilapia Pellegrin [J.] 1928:112 Fem. Leptotilapia rouxi Pellegrin 1928. Type by monotypy. •Synonym of Steatocranus Boulenger 1899 -- (Teugels & Thys van den Audenaerde in Lévêque et al. 1992:721 [ref. 21590]). Current status: Synonym of Steatocranus Boulenger 1899. Cichlidae: Pseudocrenilabrinae.

Lestradea Poll [M.] 1943:307 Fem. Lestradea perspicax Poll 1943. Type by original designation (also monotypic). •Valid as Lestradea Poll 1943 -- (Liem 1981:192 [ref. 6897], Poll 1986:103 [ref. 6136], Maréchal & Poll 1991:231 [ref. 20946], Poll & Gosse 1995:225 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:305 [ref. 34660]). Current status: Valid as Lestradea Poll 1943. Cichlidae: Pseudocrenilabrinae.

Lethrinops Regan [C. T.] 1922:719 Masc. Chromis lethrinus Günther 1894. Type by original designation. •Valid as Lethrinops Regan 1922 -- (Eccles & Lewis 1977 [ref. 7049], Eccles & Lewis 1978 [ref. 7012], Eccles & Lewis 1979 [ref. 6939], Eccles & Trewavas 1989:120 [ref. 13547], Maréchal 1991:233 [ref. 20944], Ngatunga & Snoeks 2003:127 [ref. 26763], Ngatunga & Snoeks 2004:253 [ref. 28115], Snoeks & Hanssens 2004:284 [ref. 28117], Turner 2022:1 [ref. 39649], Turner et al. 2023:515 [ref. 40302]). Current status: Valid as Lethrinops Regan 1922. Cichlidae: Pseudocrenilabrinae.

Lichnochromis Trewavas [E.] 1935:(69) 117 Masc. Lichnochromis acuticeps Trewavas 1935. Type by monotypy. •Valid as Lichnochromis Trewavas 1935 -- (Eccles & Trewavas 1989:255 [ref. 13547], Maréchal 1991:241 [ref. 20944], Snoeks & Hanssens 2004:287 [ref. 28117]). Current status: Valid as Lichnochromis Trewavas 1935. Cichlidae: Pseudocrenilabrinae.

Limbochromis Greenwood [P. H.] 1987:188 Masc. Nanochromis robertsi Thys van den Audenaerde & Loiselle 1971. Type by original designation. •Valid as Limbochromis Greenwood 1987 -- (Daget 1991:242 [ref. 20947], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:729 [ref. 21590], Poll & Gosse 1995:269 [ref. 24781], Dankwa et al. 1999:46 [ref. 28023], Lamboj 2000:64 [ref. 25026], Lamboj & Snoeks 2000:355 [ref. 25078]). Current status: Valid as Limbochromis Greenwood 1987. Cichlidae: Pseudocrenilabrinae.

Limnochromis Regan [C. T.] 1920:43 Masc. Paratilapia aurita Boulenger 1901. Type by original designation. •Valid as Limnochromis Regan 1920 -- (Poll 1981 [ref. 3534], Poll 1986:131 [ref. 6136], Maréchal & Poll 1991:243 [ref. 20946], Poll & Gosse 1995:245 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:361 [ref. 34660]). Current status: Valid as Limnochromis Regan 1920. Cichlidae: Pseudocrenilabrinae.

Limnotilapia Regan [C. T.] 1920:39 Fem. Tilapia dardennii Boulenger 1899. Type by original designation. •Valid as Limnotilapia Regan 1920 -- (Poll 1986:82 [ref. 6136], Maréchal & Poll 1991:246 [ref. 20946], Poll & Gosse 1995:231 [ref. 24781], Takahashi 2003:379 [ref. 27540], Konings 2015:227 [ref. 34660]). Current status: Valid as Limnotilapia Regan 1920. Cichlidae: Pseudocrenilabrinae.

Lipochromis Regan [C. T.] 1920:45 Masc. Pelmatochromis obesus Boulenger 1906. Type by original designation (also monotypic). •Valid as Lipochromis Regan 1920 -- (Greenwood 1980:26 [ref. 1899], Poll & Gosse 1995:277 [ref. 24781]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:100 [ref. 20956], van Oijen 1996:101 [ref. 22826]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Lithochromis Lippitsch [E.] & Seehausen [O.] in Seehausen et al. 1998:197 Masc. Lithochromis rubripinnis Seehausen, Lippitsch & Bouton in Seehausen et al. 1998. Type by original designation. Also appeared in Seehausen 1999:139 [ref. 30987]. •Valid as Lithochromis Lippitsch & Seehausen 1998. Current status: Valid as Lithochromis Lippitsch & Seehausen 1998. Cichlidae: Pseudocrenilabrinae.

Lobochilotes Boulenger [G. A.] 1915:280 Fem. Tilapia labiata Boulenger 1898. Type by monotypy. •Valid as Lobochilotes Boulenger 1915 -- (Poll 1986:81 [ref. 6136], Maréchal & Poll 1991:248 [ref. 20946], Poll & Gosse 1995:231 [ref. 24781], Takahashi 2003:379 [ref. 27540], Konings 2015:266 [ref. 34660]). Current status: Valid as Lobochilotes Boulenger 1915. Cichlidae: Pseudocrenilabrinae.

Lufubuchromis Schedel [F. D. B.], Kupriyanov [V. M. S.], Katongo [C.] & Schliewen [U. K.] 2020:209 Masc. Lufubuchromis relictus Schedel, Kupriyanov, Katongo & Schliewen 2020. Type by original designation (and monotypic). •Valid as Lufubuchromis Schedel, Kupriyanov, Katongo & Schliewen 2020. Current status: Valid as Lufubuchromis Schedel, Kupriyanov, Katongo & Schliewen 2020. Cichlidae: Pseudocrenilabrinae.

Lugubria Varella [H. R.], Kullander [S. O.], Menezes [N. A.], Oliveira [C.] & López-Fernández [H.] 2023:35 Fem. Crenicichla lugubris Heckel 1840. Type by original designation. •Valid as Lugubria Varella, Kullander, Menezes, Oliveira & López-Fernández 2023. Current status: Valid as Lugubria Varella, Kullander, Menezes, Oliveira & López-Fernández 2023. Cichlidae: Cichlinae.

Macropleurodus Regan [C. T.] 1922:189 Masc. Haplochromis bicolor Boulenger 1906. Type by monotypy. See Greenwood 1956:299-300 [ref. 1894]. •Valid as Macropleurodus Regan 1922 -- (Greenwood 1980:80 [ref. 1899], Greenwood 1983:209 [ref. 5364], van Oijen 1991:250 [ref. 20959], Poll & Gosse 1995:275 [ref. 24781]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen 1996:102 [ref. 22826]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Maravichromis Eccles [D. H.] & Trewavas [E.] 1989:203 Masc. Haplochromis ericotaenia Regan 1922. Type by original designation. •Valid as Maravichromis Eccles & Trewavas 1989 -- (Maréchal 1991:252 [ref. 20944]). •Synonym of Mylochromis Regan 1920 -- (Derijst & Snoeks 1992:173 [ref. 22390], Turner & Howarth 2001:205 [ref. 25642], Snoeks & Hanssens 2004:287 [ref. 28117]). Current status: Synonym of Mylochromis Regan 1920. Cichlidae: Pseudocrenilabrinae.

Maskaheros McMahan [C. D.] & Piller [K. R.] in McMahan et al. 2015:217 Masc. Vieja argentea Allgayer 1991. Type by original designation. •Valid as Maskaheros McMahan & Piller 2015 -- (Říčan et al. 2016:45 [ref. 34357]). Current status: Valid as Maskaheros McMahan & Piller 2015. Cichlidae: Cichlinae.

Mayaheros Říčan [O.] & Piálek [L.] in Říčan, Piálek, Dragová & Novák 2016:27 Masc. Heros urophthalmus Günther 1862. Type by original designation. •Valid as Mayaheros Říčan & Piálek 2016 -- (Barrientos-Villalobos et al. 2018:268 [ref. 35933]). Current status: Valid as Mayaheros Říčan & Piálek 2016. Cichlidae: Cichlinae.

Maylandia (subgenus of Pseudotropheus) Meyer [M. K.] & Förster [W.] 1984:112 Fem. Pseudotropheus (Maylandia) greshakei Meyer & Förster 1984. Type by original designation. Incorrectly regarded as an unavailable name by Stauffer et al. 1997 (see Condé & Géry 1999:21 [ref. 24278]); purported differentiated features were provided in the original description (Ufermann 2001:59 [ref. 30286], WNE, Jan. 2007). •Synonym of Pseudotropheus Regan 1922 -- (Maréchal 1991:401 [ref. 20944]). •Unavailable, synonym of Metriaclima Stauffer et al. 1997 -- (Konings & Stauffer 2006:233 [ref. 28844], Stauffer & Konings 2023:265 [ref. 40201]). •Valid as Maylandia Meyer & Förster 1984 -- (Condé & Géry 1999:21 [ref. 24278], Ufermann 2001:59 [ref. 30286], Oliver & Arnegard 2010:227 [ref. 31027]). Current status: Valid as Maylandia Meyer & Förster 1984. Cichlidae: Pseudocrenilabrinae.

Mazarunia Kullander [S. O.] 1990:4 Fem. Mazarunia mazarunii Kullander 1990. Type by original designation (also monotypic). •Valid as Mazarunia Kullander 1990 -- (Kullander 1998:494 [ref. 23855], Kullander in Reis et al. 2003:638 [ref. 27061], Staeck 2003:164 [ref. 27488], López-Fernández et al. 2011:465, 470 [ref. 32205]). Current status: Valid as Mazarunia Kullander 1990. Cichlidae: Cichlinae.

Mbipia Lippitsch [E.] & Seehausen [O.] in Seehausen et al. 1998:170 Fem. Mbipia mbipi Lippitsch & Bouton in Seehausen et al. 1998. Type by original designation. Also appeared in Seehausen 1999:112 [ref. 30987]. •Valid as Mbipia Lippitsch & Seehausen 1998. Current status: Valid as Mbipia Lippitsch & Seehausen 1998. Cichlidae: Pseudocrenilabrinae.

Mchenga Stauffer [J. R., Jr.] & Konings [A. F.] 2006:37 Fem. Copadichromis cyclicos Stauffer, LoVullo & McKaye 1993. Type by original designation. Treated by original authors as feminine. •Valid as Mchenga Stauffer & Konings 2006. Current status: Valid as Mchenga Stauffer & Konings 2006. Cichlidae: Pseudocrenilabrinae.

Melanochromis Trewavas [E.] 1935:77 Masc. Melanochromis melanopterus Trewavas 1935. Type by original designation. •Valid as Melanochromis Trewavas 1935 -- (Ribbink et al. 1983:200 [ref. 13555], Maréchal 1991:258 [ref. 20944], Poll & Gosse 1995:291 [ref. 24781], Bowers & Stauffer 1997:49 [ref. 22861], Farias et al. 1998:502 [ref. 23856], Ufermann 2001:59 [ref. 30286], Konings-Dudin et al. 2009:37 [ref. 30309], Oliver & Arnegard 2010:217 [ref. 31027], Konings & Stauffer 2012:1 [ref. 31871]). Current status: Valid as Melanochromis Trewavas 1935. Cichlidae: Pseudocrenilabrinae.

Melanogenes Bleeker [P.] 1863:35 Masc. Melanogenes macrocephalus Bleeker 1863. Type by subsequent designation. Two included species, first subsequent designation possibly Trewavas 1983:24 [ref. 20940]. •Synonym of Sarotherodon Rüppell 1852 -- (Trewavas 1983:24 [ref. 20940], Trewavas & Teugels 1991:425 [ref. 20954]). Current status: Synonym of Sarotherodon Rüppell 1852. Cichlidae: Pseudocrenilabrinae.

Mesoheros McMahan [C. D.] & Chakrabarty [P.] in McMahan et al. 2015:228 Masc. Heros festae Boulenger 1899. Type by original designation. •Valid as Mesoheros McMahan & Chakrabarty 2015 -- (Říčan et al. 2016:29 [ref. 34357]). Current status: Valid as Mesoheros McMahan & Chakrabarty 2015. Cichlidae: Cichlinae.

Mesonauta Günther [A.] 1862:300 Masc. Heros insignis Heckel 1840. Type by monotypy. •Valid as Mesonauta Günther 1862 -- (Kullander 1986:200 [ref. 12439], Kullander & Silfvergrip 1991:407 [ref. 16014], Schindler 1998:1 [ref. 23480], Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Britski et al. 1999:151 [ref. 24147], Kullander in Reis et al. 2003:638 [ref. 27061], Schindler & Ottoni 2016:84 [ref. 34465]). Current status: Valid as Mesonauta Günther 1862. Cichlidae: Cichlinae.

Mesops Günther [A.] 1862:311 Masc. Geophagus cupido Heckel 1840. Type by subsequent designation. Type designated by Eigenmann & Bray 1894:621 [ref. 1248]. Objectively invalid; preoccupied by Mesops Billberg 1820 in Coleoptera and by Mesops Audinet-Serville 1831 in Orthoptera; replaced by Biotoma Eigenmann & Kennedy 1903. •Synonym of Biotodoma Eigenmann & Kennedy 1903 -- (Kullander 1986:128 [ref. 12439], Kullander in Reis et al. 2003:617 [ref. 27061]). •Synonym of Apistogramma Regan 1913 -- (Staeck 2003:10 [ref. 27488]). 1°Homonym. Current status: Synonym of Biotodoma Eigenmann & Kennedy 1903. Cichlidae: Cichlinae.

Metriaclima Stauffer [J. R., Jr.], Bowers [N. J.], Kellogg [K. A.] & McKaye [K. R.] 1997:191 Neut. Tilapia zebra Boulenger 1899. Type by original designation. Stauffer & Kellogg 2001:146 [ref. 25895] regard Maylandia as lacking a diagnosis and unavailable, but that is incorrect (WNE, Jan. 2007); see account of Maylandia. The gender of Metriaclima is neuter and not masculine as treated by Stauffer et al 1997 -- from the Greek ....klima (see ICZN Art. 3.1.2) [Schraml in Dreimätz 2011:25 [ref. 31214]]. •Incorrectly treated as valid as Metriaclima Stauffer, Bowers, Kellogg & McKay 1997 -- (Stauffer & Kellogg 2001:146 [ref. 25895], Konings & Stauffer 2006:233 [ref. 28844], Ciccotto et al. 2011:1 [ref. 31119], Stauffer et al. 2013:102 [ref. 32704], Konings 2016:24 [ref. 34521], Li et al. 2016:354 [ref. 34737], Stauffer 2018:95 [ref. 35733], Miller et al. 2021:419 [ref. 38715], Stauffer & Konings 2023:265 [ref. 40201]). •Synonym of Maylandia Meyer & Förster 1984 -- (Condé & Géry 1999:21 [ref. 24278], Ufermann 2001:60 [ref. 30286]). Current status: Synonym of Maylandia Meyer & Förster 1984. Cichlidae: Pseudocrenilabrinae.

Microchromis Johnson [D. S.] 1975:16 Masc. Microchromis zebroides Johnson 1975. Type by monotypy. •Valid as Microchromis Johnson 1975 -- (Maréchal 1991:266 [ref. 20944], Tawil 2011:209 [ref. 31667]). •Synonym of Cynotilapia Regan 1922 -- (Ribbink et al. 1983:243 [ref. 13555], Tawil 2002:79 [ref. 26903], Konings 2016:72 [ref. 34521], Li et al. 2016:355 [ref. 34737]). Current status: Synonym of Cynotilapia Regan 1922. Cichlidae: Pseudocrenilabrinae.

Microdontochromis Poll [M.] 1986:117 Masc. Xenotilapia tenuidentata Poll 1951. Type by original designation (also monotypic). •Valid as Microdontochromis Poll 1986 -- (Maréchal & Poll 1991:267 [ref. 20946], Poll & Gosse 1995:237 [ref. 24781], Takahashi et al. 1997:109 [ref. 22933], Konings 2015:300 [ref. 34660]). •Synonym of Xenotilapia Boulenger 1899 -- (Takahashi 2003:45 [ref. 26772]). Current status: Valid as Microdontochromis Poll 1986. Cichlidae: Pseudocrenilabrinae.

Microgaster (subgenus of Glyphisodon) Swainson [W.] 1839:171, 216 Fem. Microgaster maculata Swainson 1839 (= Etroplus coruchi Cuvier 1830). Type by monotypy. One included species as, "maculata. Cuv. pl. 136." Swainson's maculata is an unneeded substitute for coruchi Cuvier 1830. Also a junior homonym of Microgaster Latreille 1804 in Hymenoptera. •Synonym of Pseudetroplus Bleeker 1862 -- (Pethiyagoda et al. 2014:585 [ref. 33411]). Current status: Synonym of Pseudetroplus Bleeker 1862. Cichlidae: Etroplinae.

Microgeophagus Frey [H.] 1957:56 Masc. See Mikrogeophagus. Regarded by Isbrücker 1984:38 [ref. 30868] as available; predates Mikrogeophagus. But it is regarded as not available from Frey as it was not treated as valid (Art. 11.5) by him, along with other reasons (see Kullander 2011:35 [ref. 31677]). Cichlidae: Cichlinae.

Mikrogeophagus Meulengracht-Madsen [J.] in Schiøtz & Christensen 1968:268 Masc. Apistogramma ramirezi Myers & Harry 1948. Type by monotypy. Robins & Bailey 1982:208 [ref. 6548] regard the genus as unavailable from Frey 1957:56, 375 [ref. 5455] and attribute it to Axelrod 1971. See also Kullander 1983 [ref. 14221] and Papiliochromis Kullander 1977 with same type. Dated to Meulengracht-Madsen 1968 by recent authors as Mikrogeophagus [but reference not given in Kullander in Reis et al. 2003:639 [ref. 27061]]. Isbrücker 1984:38 [ref. 30868] treats Microgeophagus Frey 1957 as the available name, with ramirezi as the type species. See also Géry 1983:71 [ref. 31279] who says that the spelling Microgeophagus is the correct form in Latin. •Synonym of Papiliochromis Kullander 1977 -- (Staeck 2003:181 [ref. 27488]). •Valid as Mikrogeophagus Meulengracht-Madsen 1968 -- (Farias et al. 1998:502 [ref. 23856], Kullander in Reis et al. 2003:639 [ref. 27061], Isbrücker 2011:10 [ref. 31274] as Microgeophagus, author and year as Frey 1957, Geerts 2011:82 [ref. 31534] as Microgeophagus, Kullander 2011:35 [ref. 31677], Staeck et al. 2022:49 [ref. 39588]). Current status: Valid as Mikrogeophagus Meulengracht-Madsen 1968. Cichlidae: Cichlinae.

Myaka Trewavas [E.] in Trewavas, Green & Corbet 1972:59 Masc. Myaka myaka Trewavas 1972. Type by original designation (also monotypic). •Valid as Myaka Trewavas 1972 -- (Teugels 1991:268 [ref. 20955], Poll & Gosse 1995:259 [ref. 24781], Takahashi 2003:379 [ref. 27540], Stiassny et al. 2007:397 [ref. 30045] dated 1962). Current status: Valid as Myaka Trewavas 1972. Cichlidae: Pseudocrenilabrinae.

Mylacochromis (subgenus of Gaurochromis) Greenwood [P. H.] 1980:36 Masc. Haplochromis obtusidens Trewavas 1928. Type by original designation. •Synonym of Gaurochromis Greenwood 1980, but a valid subgenus Mylacochromis as described -- (Poll & Gosse 1995:275 [ref. 24781]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:101 [ref. 20956], van Oijen 1996:101 [ref. 22826]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Mylochromis Regan [C. T.] 1920:45 Masc. Chromis lateristriga Günther 1864. Type by original designation (also monotypic). •Synonym of Cyrtocara Boulenger 1902 -- (Maréchal 1991:73 [ref. 20944]). •Valid as Mylochromis Regan 1920 -- (Turner & Howarth 2001:205 [ref. 25642], Snoeks & Hanssens 2004:287 [ref. 28117]). Current status: Valid as Mylochromis Regan 1920. Cichlidae: Pseudocrenilabrinae.

Naevochromis Eccles [D. H.] & Trewavas [E.] 1989:197 Masc. Haplochromis chrysogaster Trewavas 1935. Type by original designation (also monotypic). •Valid as Naevochromis Eccles & Trewavas 1989 -- (Maréchal 1991:269 [ref. 20944], Snoeks & Hanssens 2004:288 [ref. 28117]). Current status: Valid as Naevochromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Nandopsis (subgenus of Cichlasoma) Gill [T. N.] 1862:238 Fem. Chromis tetracanthus of Poey (= Centrarchus tetracanthus Valenciennes 1831). Type by monotypy. •Synonym of Cichlasoma Swainson 1839 -- (authors). •Valid as Nandopsis Gill 1862 -- (Burgess 2000:48 [ref. 24818], Kullander in Reis et al. 2003:639 [ref. 27061], Chakrabarty 2007:23 [ref. 29359], Říĉan et al. 2008:952 [ref. 31419], Říčan et al. 2016:30 [ref. 34357]). Current status: Valid as Nandopsis Gill 1862. Cichlidae: Cichlinae.

Nannacara Regan [C. T.] 1905:344 Fem. Nannacara anomala Regan 1905. Type by monotypy. Treated as feminine by author. Nannacara Miranda-Riberio 1918:14 [ref. 7320] sometimes cited as an original description (e.g. by Jordan 1920:564), but it is a subsequent use of Nannacara Regan [see p. 4 in Miranda-Ribeiro 1918]; see Parvacara Whitley. •Valid as Nannacara Regan 1905 -- (Kullander & Nijssen 1989:194 [ref. 14136], Kullander & Prada-Pedreros 1993:357 [ref. 21108], Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Kullander in Reis et al. 2003:639 [ref. 27061], Staeck 2003:168 [ref. 27488], Musilová et al. 2008:660 [ref. 29518]). Current status: Valid as Nannacara Regan 1905. Cichlidae: Cichlinae.

Nannacara Miranda Ribeiro [A. de] 1918:14 See Nannacara Regan. Cichlidae: Cichlinae.

Nanochromis Pellegrin [J.] 1904:(163) 273 Masc. Pseudoplesiops nudiceps Boulenger 1899. Type by being a replacement name. Replacement for Pseudoplesiops Boulenger 1899, preoccupied by Pseudoplesiops Bleeker 1858 in fishes. Unjustifiably emended to Nannochromis by Boulenger 1915:375 [ref. 584]. •Valid as Nanochromis Pellegrin 1904 -- (Stewart & Roberts 1984 [ref. 6480], Greenwood 1987:180 [ref. 6166], Daget 1991:270 [ref. 20947], Poll & Gosse 1995:271 [ref. 24781], Lamboj 2005:1 [ref. 28062], Schliewen & Stiassny 2006:33 [ref. 28629], Lamboj & Schelly 2006:247 [ref. 28845], Stiassny & Schliewen 2007:3 [ref. 29178], Lamboj 2009:47 [ref. 30314]). Current status: Valid as Nanochromis Pellegrin 1904. Cichlidae: Pseudocrenilabrinae.

Neetroplus Günther [A.] 1867:603 Masc. Neetroplus nematopus Günther 1867. Type by monotypy. Also appeared in Günther (15 Sept.) 1868:469 [ref. 1994]. •Synonym of Hypsophrys Agassiz 1859 -- (Chakrabarty & Sparks 2007:59 [ref. 29184], Schmitter-Soto 2007:62 [ref. 29310], Schmitter-Soto 2007:45 [ref. 29317]). •Valid as Neetroplus Günther 1867 -- (see Rogers 1981 [ref. 5502], Burgess 2000:54 [ref. 24818], Kullander in Reis et al. 2003:640 [ref. 27061], Říčan et al. 2016:35 [ref. 34357]). Current status: Valid as Neetroplus Günther 1867. Cichlidae: Cichlinae.

Neochromis Regan [C. T.] 1920:45 Masc. Tilapia simotes Boulenger 1911. Type by original designation (also monotypic). •Valid as Neochromis Regan 1920 -- (Greenwood 1980:49 [ref. 1899], Poll & Gosse 1995:284 [ref. 24781], Seehausen et al. 1998:139 [ref. 23435]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:101 [ref. 20956]). Current status: Valid as Neochromis Regan 1920. Cichlidae: Pseudocrenilabrinae.

Neolamprologus Colombé [J.] & Allgayer [R.] 1985:14 Masc. Lamprologus tetracanthus Boulenger 1899. Type by original designation. •Valid as Neolamprologus Colombé & Allgayer 1985 -- (Poll 1986:55 [ref. 6136], Maréchal & Poll 1991:274 [ref. 20946], Büscher 1991:788 [ref. 21368], Poll & Gosse 1995:235 [ref. 24781], Büscher 1997:701 [ref. 23478], Schelly et al. 2003:2 [ref. 27431], Takahashi 2003:378 [ref. 27540], Schelly & Stiassny 2004:1 [ref. 27831], Aibara et al. 2005:354 [ref. 28643], Verburg & Bills 2007:25 [ref. 29303], Risch & Snoeks 2008:21 [ref. 29785], Kullander et al. 2014:301 [ref. 33244], Konings 2015:114 [ref. 34660]). Current status: Valid as Neolamprologus Colombé & Allgayer 1985. Cichlidae: Pseudocrenilabrinae.

Neopharynx Poll [M.] 1948:97 Masc. Neopharynx schwetzi Poll 1948. Type by monotypy. •Valid as Neopharynx Poll 1948 -- (Kullander & Roberts 1991:295 [ref. 20952], Poll & Gosse 1995:255 [ref. 24781]). •Synonym of Cyclopharynx Poll 1948 -- (Roberts & Kullander 1994:104 [ref. 21382]). Current status: Synonym of Cyclopharynx Poll 1948. Cichlidae: Pseudocrenilabrinae.

Neotilapia Regan [C. T.] 1920:38 Fem. Chromis tanganicae Günther 1894. Type by original designation. •Synonym of Oreochromis Günther 1889, but a valid subgenus Neotilapia as described -- (Trewavas 1982:12 [ref. 39521], Trewavas 1983:28 [ref. 20940], Poll & Gosse 1995:221 [ref. 24781]). Current status: Synonym of Oreochromis Günther 1889. Cichlidae: Pseudocrenilabrinae.

Neotrewavasia (subgenus of Tilapia) Ufermann [A.] 2001:57 Fem. Tilapia guinasana Trewavas 1936. Type by being a replacement name. Replacement name for Trewavasia Thys van den Audenaerde 1969, preoccupied in fossil fishes. •Synonym of Tilapia Smith 1840. Current status: Synonym of Tilapia Smith 1840. Cichlidae: Pseudocrenilabrinae.

Nilotilapia (subgenus of Tilapia) Thys van den Audenaerde [D. F. E.] in Trewavas 1983:27 Fem. Labrus niloticus Linnaeus 1758. Type by monotypy. Appeared first in Thys van den Audenaerde 1970:290, 290 [ref. 12518] but not available, name only. Appeared as above with type given by Trewavas but taxon not recognized as valid by her so not available. Cichlidae.

Nimbochromis Eccles [D. H.] & Trewavas [E.] 1989:282 Masc. Hemichromis livingstonii Günther 1894. Type by original designation. •Valid as Nimbochromis Eccles & Trewavas 1989 -- (Maréchal 1991:296 [ref. 20944], Snoeks & Manuel 2004:57 [ref. 28112], Snoeks & Hanssens 2004:288 [ref. 28117]). Current status: Valid as Nimbochromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Nosferatu De la Maza-Benignos [M.], Ornelas-García [C. P.], Lozano-Vilano [M. de L.], García-Ramírez et al. 2015:210 Masc. Herichthys pame De la Maza-Benignos & Lozano-Vilano 2013. Type by original designation. •Valid as Nosferatu De la Maza-Benignos, Ornelas-García, Lozano-Vilano, García-Ramírez & Doadrio 2015 -- (McMahan et al. 2015:220 [ref. 33920]). •Synonym of Herichthys Baird & Girard 1854 -- (Mejía et al. 2015:71 [ref. 33860], Říčan et al. 2016:40 [ref. 34357]). Current status: Synonym of Herichthys Baird & Girard 1854. Cichlidae: Cichlinae.

Nyasalapia Thys van den Audenaerde [D. F. E.] 1969:xxxv Fem. Chromis squamipinnis Günther 1864. Type by original designation. •Valid as Nyasalapia Thys van den Audenaerde 1969 -- (Poll & Gosse 1995:285 [ref. 24781]). •Synonym of Oreochromis Günther 1889, but a valid subgenus Nyasalapia -- (Trewavas 1982:12 [ref. 39521], Trewavas 1983:28 [ref. 20940], Poll & Gosse 1995:221, 289 [ref. 24781]). Current status: Synonym of Oreochromis Günther 1889. Cichlidae: Pseudocrenilabrinae.

Nyassachromis Eccles [D. H.] & Trewavas [E.] 1989:75 Masc. Haplochromis breviceps Regan 1922. Type by original designation. •Valid as Nyassachromis Eccles & Trewavas 1989 -- (Maréchal 1991:300 [ref. 20944], Snoeks & Hanssens 2004:288 [ref. 28117], Stauffer & Konings 2006:12 [ref. 28633]). Current status: Valid as Nyassachromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Oelemaria (subgenus of Guianacara) Kullander [S. O.] & Nijssen [H.] 1989:92 Fem. Guianacara oelemariensis Kullander & Nijssen 1989. Type by original designation (also monotypic). •Synonym of Guianacara Kullander & Nijssen 1989 -- (Kullander in Reis et al. 2003:634 [ref. 27061] but a valid subgenus Oelemaria as described, López-Fernández et al. 2006:385 [ref. 28792], Arbour & López-Fernández 2011:94 [ref. 31237]). Current status: Synonym of Guianacara Kullander & Nijssen 1989. Cichlidae: Cichlinae.

Ophthalmochromis Poll [M.] 1956:140 Masc. Paratilapia ventralis Boulenger 1898. Type by monotypy. •Synonym of Ophthalmotilapia Pellegrin 1904 -- (Liem 1981:191 [ref. 6897], Maréchal & Poll 1991:303 [ref. 20946]). Current status: Synonym of Ophthalmotilapia Pellegrin 1904. Cichlidae: Pseudocrenilabrinae.

Ophthalmotilapia Pellegrin [J.] 1904:(165) 345 Fem. Tilapia boops Boulenger 1901. Type by subsequent designation. Earliest type designation not researched; two included species. •Valid as Ophthalmotilapia Pellegrin 1904 -- (Liem 1981:192 [ref. 6897], Poll 1986:94 [ref. 6136], Maréchal & Poll 1991:303 [ref. 20946], Poll & Gosse 1995:225 [ref. 24781], Takahashi 2003:378 [ref. 27540], Takahashi & Hori 2012:1 [ref. 33166], Konings 2015:44 [ref. 34660]). Current status: Valid as Ophthalmotilapia Pellegrin 1904. Cichlidae: Pseudocrenilabrinae.

Oreochromis Günther [A.] 1889:70 Masc. Oreochromis hunteri Günther 1889. Type by monotypy. •Valid as Oreochromis Günther 1889 -- (Trewavas 1981:42 [ref. 39520], Trewavas 1982:12 [ref. 39521], Trewavas 1983:25 [ref. 20940], Poll 1986:31 [ref. 6136], Krupp & Schneider 1989:396 [ref. 13651], Paugy & Bénech 1989:304 [ref. 26478], Trewavas & Teugels 1991:307 [ref. 20954], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:760 [ref. 21590], Poll & Gosse 1995:221, 227, 257, 284, 289 [ref. 24781], Seegers 1996:282 [ref. 23725], Dankwa et al. 1999:48 [ref. 28023], Carpenter 2001:3334 [ref. 26131], Carpenter 2003:1691 [ref. 27092], Takahashi 2003:379 [ref. 27540], Bogutskaya & Naseka 2004:209 [ref. 28183], Allen et al. 2006:1437 [ref. 29081], Stiassny et al. 2007:381 [ref. 30045], Kottelat & Freyhof 2007:540 [ref. 29996], Scharpf 2009:8 [ref. 30400], Minckley & Marsh 2009:265 [ref. 31114], Coad 2010:267 [ref. 36620], Marshall 2011:243 [ref. 31755], Kottelat 2013:374 [ref. 32989], Konings 2015:234 [ref. 34660], Zhang et al. 2016:213 [ref. 34477], Esmaeili et al. 2017:88 [ref. 35254], Esmaeili et al. 2018:70 [ref. 36089], Fricke et al. 2018:251 [ref. 35805], Golani & Fricke 2018:112 [ref. 36273], Ford et al. 2019:215 [ref. 36713]). Current status: Valid as Oreochromis Günther 1889. Cichlidae: Pseudocrenilabrinae.

Orthochromis Greenwood [P. H.] 1954:402 Masc. Haplochromis malagaraziensis David 1937. Type by original designation (also monotypic). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:101 [ref. 20956]). •Synonym of Schwetzochromis Poll 1948 -- (Roberts & Kullander 1994:120 [ref. 21382]). •Valid as Orthochromis Greenwood 1954 -- (Greenwood 1979:295 [ref. 1898], Greenwood 1984:206 [ref. 5311], Poll 1986:42 [ref. 6136], Poll & Gosse 1995:227, 253 [ref. 24781], De Vos & Seegers 1998:375 [ref. 23662], Wamuini Lunkayilakio & Vreven 2010:280 [ref. 31038], Schedel et al. 2014:135 [ref. 33459], Konings 2015:25 [ref. 34660], Schedel et al. 2018:301 [ref. 36087]). Current status: Valid as Orthochromis Greenwood 1954. Cichlidae: Pseudocrenilabrinae.

Oscura McMahan [C. D.] & Chakrabarty [P.] in McMahan et al. 2015:225 Fem. Cichlasoma heterospilum Hubbs 1936. Type by original designation (also monotypic). •Valid as Oscura McMahan & Chakrabarty 2015 -- (Říčan et al. 2016:44 [ref. 34357]). Current status: Valid as Oscura McMahan & Chakrabarty 2015. Cichlidae: Cichlinae.

Otopharynx Regan [C. T.] 1920:38 Masc. Tilapia auromarginata Boulenger 1908. Type by original designation (also monotypic). •Valid as Otopharynx Regan 1920 -- (Eccles & Trewavas 1989:154 [ref. 13547], Maréchal 1991:347 [ref. 20944], Cleaver et al. 2009:164 [ref. 30418], Stauffer et al. 2011:212 [ref. 31560], Oliver 2018:163 [ref. 36257]). Current status: Valid as Otopharynx Regan 1920. Cichlidae: Pseudocrenilabrinae.

Oxylapia Kiener [A.] & Maugé [A. L.] 1966:74 Fem. Oxylapia polli Kiener & Maugé 1966. Type by original designation (also monotypic). •Valid as Oxylapia Kiener & Maugé 1966 -- (Maréchal & Gosse 1991:352 [ref. 20961], Sparks & Reinthal 2001:128 [ref. 25365], Stiassny et al. 2001:30 [ref. 25402], Sparks 2003:324 [ref. 27400], Sparks 2008:54 [ref. 29766], Sparks & Stiassny 2010:46 [ref. 30695], Sparks et al. 2012:21 [ref. 32021], Fricke et al. 2018:251 [ref. 35805]). Current status: Valid as Oxylapia Kiener & Maugé 1966. Cichlidae: Ptychochrominae.

Palaeoplex Schedel [F. D. B.], Kupriyanov [V. M. S.], Katongo [C.] & Schliewen [U. K.] 2020:200 Masc. Palaeoplex palimpsest Schedel, Kupriyanov, Katongo & Schliewen 2020. Type by original designation (and monotypic). •Valid as Palaeoplex Schedel, Kupriyanov, Katongo & Schliewen 2020. Current status: Valid as Palaeoplex Schedel, Kupriyanov, Katongo & Schliewen 2020. Cichlidae: Pseudocrenilabrinae.

Paleolamprologus Colombé [J.] & Allgayer [R.] 1985:16 Masc. Lamprologus toae Poll 1949. Type by original designation (also monotypic). •Synonym of Neolamprologus Colombé & Allgayer 1985 -- (Maréchal & Poll 1991:274 [ref. 20946]). Current status: Synonym of Neolamprologus Colombé & Allgayer 1985. Cichlidae: Pseudocrenilabrinae.

Pallidochromis Turner [G. F.] 1994:378 Masc. Pallidochromis tokolosh Turner 1994. Type by original designation (also monotypic). •Valid as Pallidochromis Turner 1994 -- (Turner et al. 2004:198, 242 [ref. 28114]). Current status: Valid as Pallidochromis Turner 1994. Cichlidae: Pseudocrenilabrinae.

Panamius (subgenus of Cryptoheros) Schmitter-Soto [J. J.] 2007:33 Masc. Neetroplus panamensis Meek & Hildebrand 1913. Type by original designation (also monotypic). •Synonym of Cryptoheros Allgayer 2001, but a valid subgenus Panamius as described. •Valid as Panamius Schmitter-Soto 2007 -- (Říčan et al. 2016:38 [ref. 34357]). Current status: Valid as Panamius Schmitter-Soto 2007. Cichlidae: Cichlinae.

Papiliochromis Kullander [S. O.] 1977:253 Fem. Apistogramma ramirezi Myers & Harry 1948. Type by original designation (also monotypic). Genus designated feminine by author. Possibly a junior objective synonym and homonym of Papiliochromis Meulengracht-Madsen 1968, ref. 5455 (if available) as well as an objective synonym of Mikrogeophagus. •Objective synonym of Microgeophagus Axelrod 1971 -- (see Robins & Bailey 1982:209 [ref. 6548], Poll 1986:117 [ref. 6136]). •Valid as Papiliochromis Kullander 1977 -- (Staeck 2003:181 [ref. 27488]). •Junior objective synonym of Mikrogeophagus Meulengracht-Madsen 1968 -- (Kullander in Reis et al. 2003:639 [ref. 27061], Kullander 2011:37 [ref. 31677]). Current status: Synonym of Mikrogeophagus Meulengracht-Madsen 1968. Cichlidae: Cichlinae.

Paracara Bleeker [P.] 1878:193 Masc. Paracara typus Bleeker 1878. Type by monotypy (also by use of typus). •Synonym of Paratilapia Bleeker 1868 -- (Maréchal & Gosse 1991:358 [ref. 20961]). Current status: Synonym of Paratilapia Bleeker 1868. Cichlidae: Ptychochrominae.

Parachromis Agassiz [L.] 1859:408 Masc. Parachromis gulosus Agassiz 1859. Type by monotypy. Regarded as not available, no distinguishing features provided in 1998 edition of the Catalog of Fishes. However, Kullander & Hartel 1997:196 [ref. 22732] treated the genus as available and valid and we now follow them. Also see Bussing 1998:372 [ref. 24179]. Parachromis Regan 1922 was replaced by Tristramella Trewavas 1942 and Tristramella continues in use for Middle Eastern cichlids. •Valid as Parachromis Agassiz 1859 -- (Kullander in Reis et al. 2003:640 [ref. 27061], Chakrabarty 2007:23 [ref. 29359], Říĉan et al. 2008:952 [ref. 31419], Scharpf 2009:9 [ref. 30400], Minckley & Marsh 2009:268 [ref. 31114], Kottelat 2013:374 [ref. 32989], Říčan et al. 2016:32 [ref. 34357]). Current status: Valid as Parachromis Agassiz 1859. Cichlidae: Cichlinae.

Parachromis Regan [C. T.] 1922:251 Masc. Hemichromis sacra Günther 1865. Type by original designation (also monotypic). Replaced by Tristramella Trewavas 1942, preoccupied by Parachromis Agassiz 1859, Agassiz' name is now regarded as available following Kullander & Hartel 1997:196 [ref. 22732] (but not in the 1998 printed version of the Catalog of Fishes). •In the synonymy of Tristramella Trewavas 1942 -- (Snoeks & Teugels 1991:519 [ref. 20951]). 1°Homonym. Current status: Synonym of Tristramella Trewavas 1942. Cichlidae: Pseudocrenilabrinae.

Paracyprichromis Poll [M.] 1986:146 Masc. Paratilapia nigripinnis Boulenger 1901. Type by original designation. •Valid as Paracyprichromis Poll 1986 -- (Maréchal & Poll 1991:353 [ref. 29046], Poll & Gosse 1995:241 [ref. 24781], Takahashi 2003:377 [ref. 27540], Takahashi 2004:3 [ref. 27593], Konings 2015:191 [ref. 34660]). Current status: Valid as Paracyprichromis Poll 1986. Cichlidae: Pseudocrenilabrinae.

Paragobiocichla Schliewen [U. K.] & Weiss [J. D.] in Weiss, Schedel, Ibala Zamba, Vreven & Schliewen 2019:135 Fem. Gobiochromis irvinei Trewavas 1943. Type by original designation (and monotypic). •Valid as Paragobiocichla Schliewen & Weiss 2019. Current status: Valid as Paragobiocichla Schliewen & Weiss 2019. Cichlidae: Pseudocrenilabrinae.

Paralabidochromis Greenwood [P. H.] 1956:327 Masc. Paralabidochromis victoriae Greenwood 1956. Type by original designation (also monotypic). •Valid as Paralabidochromis Greenwood 1956 -- (Greenwood 1980:67 [ref. 1899], van Oijen 1991:355 [ref. 20959], Poll & Gosse 1995:281 [ref. 24781], Seegers 2008:186 [ref. 29830] with comments, in Haplochromis). Current status: Valid as Paralabidochromis Greenwood 1956. Cichlidae: Pseudocrenilabrinae.

Parananochromis Greenwood [P. H.] 1987:174 Masc. Pelmatochromis longirostris Boulenger 1903. Type by original designation. •Valid as Parananochromis Greenwood 1987 -- (Daget 1991:356 [ref. 20947], Poll & Gosse 1995:271 [ref. 24781], Lamboj & Stiassny 2003:1 [ref. 27430], Stiassny et al. 2007:281 [ref. 30045], Lamboj 2009:47 [ref. 30314], Lamboj 2014:49 [ref. 33507], Ibala Zamba et al. 2022:1 [ref. 39771]). Current status: Valid as Parananochromis Greenwood 1987. Cichlidae: Pseudocrenilabrinae.

Paraneetroplus Regan [C. T.] 1905:436 Masc. Paraneetroplus bulleri Regan 1905. Type by monotypy. •Synonym of Cichlasoma Swainson 1839 -- (authors). •Valid as Paraneetroplus Regan 1905 -- (Burgess 2000:56 [ref. 24818], Kullander in Reis et al. 2003:640 [ref. 27061], Říĉan et al. 2008:952 [ref. 31419], Scharpf 2009:9 [ref. 30400], McMahan et al. 2010:1298 [ref. 31111], McMahan et al. 2011:1 [ref. 33481], Kottelat 2013:375 [ref. 32989], Paepke et al. 2014:50 [ref. 33351], McMahan et al. 2015:218 [ref. 33920], Říčan et al. 2016:46 [ref. 34357]). Current status: Valid as Paraneetroplus Regan 1905. Cichlidae: Cichlinae.

Parapetenia (subgenus of Cichlasoma) Regan [C. T.] 1905:324 Fem. Acara adspersa Günther 1862. Type by subsequent designation. Type designated by Eigenmann 1910:476 [ref. 1224]. •Synonym of Nandopsis Gill 1862 -- (Kullander in Reis et al. 2003:639 [ref. 27061], Říčan et al. 2016:30 [ref. 34357]). Current status: Synonym of Nandopsis Gill 1862. Cichlidae: Cichlinae.

Paratheraps Werner [U.] & Stawikowski [R.] 1987:20 Masc. Paratheraps breidohri Werner & Stawikowski 1987. no original type species. Apparently not available from this publication as a second species was mentioned and no type designated (the use of Nov. g. nov. s. not sufficient). Name can date to these authors in 1989:10 [ref. 14232] (Kottelat, pers. comm. July 1990). See also this genus in Appendix A in Eschmeyer 1990 [ref. 20647]. Sometimes seen as Paratheraps Hohl 1988. •Valid as Paratheraps Werner & Stawikowski 1989 -- (Allgayer 1989:27 [ref. 20696], Říĉan et al. 2008:952 [ref. 31419]). •Synonym of Paraneetroplus Regan 1905 -- (Paepke et al. 2014:55 [ref. 33351]). •Synonym of Vieja Fernández-Yépez 1969 -- (Kullander in Reis et al. 2003:645 [ref. 27061], Říčan et al. 2016:44 [ref. 34357]). Current status: Synonym of Vieja Fernández-Yépez 1969. Cichlidae: Cichlinae.

Paratilapia Bleeker [P.] 1868:308 Fem. Paratilapia polleni Bleeker 1868. Type by monotypy. •Valid as Paratilapia Bleeker 1868 -- (Maréchal & Gosse 1991:358 [ref. 20961], Sparks 2008:54 [ref. 29766], Sparks & Stiassny 2010:46 [ref. 30695], Fricke et al. 2018:251 [ref. 35805]). Current status: Valid as Paratilapia Bleeker 1868. Cichlidae: Ptychochrominae.

Parectodus Poll [M.] 1942:351 Masc. Parectodus lestradei Poll 1942. Type by original designation (also monotypic). •Synonym of Xenotilapia Boulenger 1899 -- (Maréchal & Poll 1991:537 [ref. 20946], Takahashi 2003:45 [ref. 26772]). Current status: Synonym of Xenotilapia Boulenger 1899. Cichlidae: Pseudocrenilabrinae.

Paretroplus Bleeker [P.] 1868:311 Masc. Paretroplus damii Bleeker 1868. Type by monotypy. •Valid as Paretroplus Bleeker 1868 -- (Maréchal & Gosse 1991:359 [ref. 20961], Sparks & Reinthal 1999:2 [ref. 23768], Stiassny et al. 2001:29 [ref. 25402], Sparks 2002:546 [ref. 26376], Sparks 2008:5 [ref. 29766], Sparks & Schelly 2011:55 [ref. 31173], Fricke et al. 2018:253 [ref. 35805]). Current status: Valid as Paretroplus Bleeker 1868. Cichlidae: Etroplinae.

Parvacara Whitley [G. P.] 1951:68 Fem. Acara dorsiger Heckel 1840. Type by being a replacement name. Unneeded replacement for Nannacara Miranda-Ribeiro 1918 (not an original description), regarded as preoccupied by Nannacara Regan 1905 in fishes. Perhaps Parvacara is not available from Whitley 1951 on technical grounds as it is not technically a replacement name and must stand on its own as a generic description. •Apparently a senior synonym of Laetacara Kullander 1986. Current status: Synonym of Laetacara Kullander 1986. Cichlidae: Cichlinae.

Pelmatochromis (subgenus of Paratilapia) Steindachner [F.] 1894:40 Masc. Paratilapia (Pelmatochromis) buettikoferi Steindachner 1894. Type by subsequent designation. Type designated by Jordan 1920:465 [ref. 4905] and by Regan 1922:252 [ref. 3674]. Fossils are referred to this genus by van Couvering 1982:36 [ref. 2042]. •Valid as Pelmatochromis Steindachner 1894 -- (Greenwood 1987:142 [ref. 6166], Lévêque et al. 1989:122 [ref. 26480], Paugy et al. 1990:342 [ref. 26477], Daget 1991:361 [ref. 20947], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:737 [ref. 21590], Poll & Gosse 1995:267 [ref. 24781], Lamboj 2001:70 [ref. 28829], Stiassny et al. 2007:335 [ref. 30045]). Current status: Valid as Pelmatochromis Steindachner 1894. Cichlidae: Pseudocrenilabrinae.

Pelmatolapia Thys van den Audenaerde [D. F. E.] 1969:xxviii Fem. Tilapia mariae Boulenger 1899. Type by original designation. •Synonym of Tilapia Smith 1840 -- (Teugels & Thys van den Audenaerde 1991:206, 482 [ref. 20943]). •Valid as Pelmatolapia Thys van den Audenaerde 1969 -- (Dunz & Schliewen 2013:73 [ref. 32672]). Current status: Valid as Pelmatolapia Thys van den Audenaerde 1969. Cichlidae: Pseudocrenilabrinae.

Pelvicachromis (subgenus of Pelmatochromis) Thys van den Audenaerde [D. F. E.] 1968:379 Masc. Pelmatochromis pulcher Boulenger 1901. Type by original designation. •Valid as Pelvicachromis Thys van den Audenaerde 1968 -- (Greenwood 1987:169 [ref. 6166], Lévêque et al. 1989:122 [ref. 26480], Paugy et al. 1990:342 [ref. 26477], Daget 1991:363 [ref. 20947], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:731 [ref. 21590], Poll & Gosse 1995:269 [ref. 24781], Lamboj 2004:1 [ref. 27572], Stiassny et al. 2007:313 [ref. 30045], Lamboj 2009:47 [ref. 30314], Lamboj & Pichler 2012:61 [ref. 32129], Lamboj et al. 2014:205 [ref. 33539], Lamboj et al. 2016:124 [ref. 34611]). Current status: Valid as Pelvicachromis Thys van den Audenaerde 1968. Cichlidae: Pseudocrenilabrinae.

Perissodus Boulenger [G. A.] 1898:496 Masc. Perissodus microlepis Boulenger 1898. Type by monotypy. Appeared first as above, then in more detail in Boulenger 1898:20 [ref. 547]. •Valid as Perissodus Boulenger 1898 -- (Liem & Stewart 1976 [ref. 7096], Poll 1986:149 [ref. 6136], Maréchal & Poll 1991:367 [ref. 20946], Poll & Gosse 1995:249 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:171 [ref. 34660]). Current status: Valid as Perissodus Boulenger 1898. Cichlidae: Pseudocrenilabrinae.

Petenia Günther [A.] 1862:301 Fem. Petenia splendida Günther 1862. Type by monotypy. •Valid as Petenia Günther 1862 -- (Burgess 2000:56 [ref. 24818], Kullander in Reis et al. 2003:641 [ref. 27061], Chakrabarty 2007:21 [ref. 29359], Říĉan et al. 2008:952 [ref. 31419], Říčan et al. 2016:32 [ref. 34357]). Current status: Valid as Petenia Günther 1862. Cichlidae: Cichlinae.

Petrochromis Boulenger [G. A.] 1898:496 Masc. Petrochromis polyodon Boulenger 1898. Type by monotypy. Appeared first as above, then in more detail in Boulenger 1898:20 [ref. 547]. •Valid as Petrochromis Boulenger 1898 -- (Yamaoka 1983 [ref. 5363], Poll 1986:79 [ref. 6136], Maréchal & Poll 1991:369 [ref. 20946], Poll & Gosse 1995:223 [ref. 24781], Takahashi 2003:379 [ref. 27540], Takahashi & Koblmüller 2014: [1] 252 [ref. 33264], Konings 2015:42 [ref. 34660]). Current status: Valid as Petrochromis Boulenger 1898. Cichlidae: Pseudocrenilabrinae.

Petrotilapia Trewavas [E.] 1935:(67) 76 Fem. Petrotilapia tridentiger Trewavas 1935. Type by monotypy. •Valid as Petrotilapia Trewavas 1935 -- (Marsh 1983:2 [ref. 9147], Ribbink et al. 1983:209 [ref. 13555], Maréchal 1991:374 [ref. 20944], Stauffer & van Snik 1996:695 [ref. 22230], Poll & Gosse 1995:289 [ref. 24781], Takahashi 2003:378 [ref. 27540], Ruffing et al. 2006:534 [ref. 28963], Oliver & Arnegard 2010:226 [ref. 31027], Lundeba et al. 2011:149 [ref. 31361]). Current status: Valid as Petrotilapia Trewavas 1935. Cichlidae: Pseudocrenilabrinae.

Pharyngochromis Greenwood [P. H.] 1979:310 Masc. Pelmatochromis darlingi Boulenger 1911. Type by original designation (also monotypic). •Valid as Pharyngochromis Greenwood 1979 -- (Greenwood 1979:310 [ref. 1898], Skelton 1991:376 [ref. 20950], Greenwood 1992:37 [ref. 21075], Greenwood 1993:39 [ref. 28837], Poll & Gosse 1995:263 [ref. 24781], Marshall 2011:214 [ref. 31755]). Current status: Valid as Pharyngochromis Greenwood 1979. Cichlidae: Pseudocrenilabrinae.

Pintoichthys Fowler [H. W.] 1954:316, 386 Masc. Biotodoma trifasciatus Eigenmann & Kennedy 1903. Type by original designation (also monotypic). •Synonym of Apistogramma Regan 1913 -- (Kullander 1980:21 [ref. 5526], Kullander 1986:155 [ref. 12439], Kullander & Nijssen 1989:74 [ref. 14136], Kullander in Reis et al. 2003:611 [ref. 27061], Staeck 2003:10 [ref. 27488]). Current status: Synonym of Apistogramma Regan 1913. Cichlidae: Cichlinae.

Placidochromis Eccles [D. H.] & Trewavas [E.] 1989:108 Masc. Haplochromis longimanus Trewavas 1935. Type by original designation. •Valid as Placidochromis Eccles & Trewavas 1989 -- (Maréchal 1991:378 [ref. 20944], Hanssens 2004:104 [ref. 28056], Snoeks & Hanssens 2004:296 [ref. 28117]). Current status: Valid as Placidochromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Plataxoides Castelnau [F. L.] 1855:21 Masc. Plataxoides dumerilii Castelnau 1855. Type by monotypy. •Synonym of Pterophyllum Heckel 1840 -- (Kullander 1986:210 [ref. 12439], Kullander in Reis et al. 2003:641 [ref. 27061]). Current status: Synonym of Pterophyllum Heckel 1840. Cichlidae: Cichlinae.

Platygnathochromis Eccles [D. H.] & Trewavas [E.] 1989:228 Masc. Haplochromis melanonotus Regan 1922. Type by original designation (also monotypic). •Valid as Platygnathochromis Eccles & Trewavas 1989 -- (Maréchal 1991:381 [ref. 20944]). •Synonym of Mylochromis Regan 1920 -- (Turner & Howarth 2001:206 [ref. 25642], Snoeks & Hanssens 2004:287, 297 [ref. 28117]). Current status: Synonym of Mylochromis Regan 1920. Cichlidae: Pseudocrenilabrinae.

Platytaeniodus Boulenger [G. A.] 1906:451 Masc. Platytaeniodus degeni Boulenger 1906. Type by monotypy. Misspelled Platyaeniodus by Jordan 1920:517 [ref. 4905]. •Valid as Platytaeniodus Boulenger 1906 -- (Greenwood 1980:75 [ref. 1899], van Oijen 1991:382 [ref. 20959], Poll & Gosse 1995:275 [ref. 24781]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen 1996:102 [ref. 22826]). Current status: Synonym of Haplochromis HIlgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Plecodus Boulenger [G. A.] 1898:497 Masc. Plecodus paradoxus Boulenger 1898. Type by monotypy. Appeared first as above, then in more detail in Boulenger 1898:22 [ref. 547]. •Valid as Plecodus Boulenger 1898 -- (Poll 1986:150 [ref. 6136], Maréchal & Poll 1991:383 [ref. 20946], Poll & Gosse 1995:249 [ref. 24781], Takahashi 2003:378 [ref. 27540]). •Synonym of Perissodus Boulenger 1898 -- (Liem & Stewart 1976:336 [ref. 7096], Konings 2015:17 [ref. 34660]). Current status: Synonym of Perissodus Boulenger 1898. Cichlidae: Pseudocrenilabrinae.

Prognathochromis Greenwood [P. H.] 1980:14, 19 Masc. Paratilapia prognathus Pellegrin 1904. Type by original designation. Described as a genus on p. 14, as a subgenus on p. 19. •Valid as Prognathochromis Greenwood 1980 -- (Poll & Gosse 1995:279 [ref. 24781]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:101 [ref. 20956], van Oijen 1996:101 [ref. 22826]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Protomelas Eccles [D. H.] & Trewavas [E.] 1989:40 Masc. Chromis kirkii Günther 1894. Type by original designation. •Valid as Protomelas Eccles & Trewavas 1989 -- (Maréchal 1991:387 [ref. 20944], Stauffer 1993 [ref. 21106], Snoeks & Hanssens 2004:297 [ref. 28117], Oliver 2012:45 [ref., 32111], Dierickx & Snoeks 2020:1 [ref. 37605]). Current status: Valid as Protomelas Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Psammochromis Greenwood [P. H.] 1980:53 Masc. Pelmatochromis riponianus Boulenger 1911. Type by original designation. •Valid as Psammochromis Greenwood 1980 -- (Poll & Gosse 1995:283 [ref. 24781]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:101 [ref. 20956], van Oijen 1996:101 [ref. 22826]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Pseudetroplus Bleeker [P.] in Günther 1862:266 Masc. Etroplus maculatus Cuvier 1830. Type by original designation. Also described in Bleeker 1862:125 [ref. 389] with type Etroplus coruchi. •Valid as Pseudetroplus Bleeker 1862 -- (Pethiyagota et al. 2014:595 [ref. 33411]). Current status: Valid as Pseudetroplus Bleeker 1862. Cichlidae: Etroplinae.

Pseudoapistogramma Axelrod [H. R.] 1971:244 Not available; name only, name mentioned in passing in synonymy of Microgeophagus Axelrod 1971 -- (see Robins & Bailey 1982:209 [ref. 6548]). Microgeopagus Axelrod 1971 is itself not an original description -- (Isbrücker, pers. comm., 6/23/2010). See also Kullander 2011:43 [ref. 31677]. •In the synonymy of Mikrogeophagus Meulengracht-Madsen 1968 -- (Kullander 2011:37 [ref. 31677]). Nomen Nudum. Current status: Synonym of Mikrogeophagus Meulengracht-Madsen 1968. Cichlidae: Cichlinae.

Pseudocrenilabrus Fowler [H. W.] 1934:462 Masc. Pseudocrenilabrus natalensis Fowler 1934. Type by original designation (also monotypic). •Valid as Pseudocrenilabrus Fowler 1934 -- (Greenwood 1984:213 [ref. 5311], Greenwood 1989 [ref. 14120], Skelton 1991:394 [ref. 20950], Seegers 1996:282 [ref. 23725], Marshall 2011:211 [ref. 31755], Katongo et al. 2017:181 [ref. 35163], Schedel et al. 2020:219 [ref. 37243]). Current status: Valid as Pseudocrenilabrus Fowler 1934. Cichlidae: Pseudocrenilabrinae.

Pseudogeophagus Hoedeman [J. J.] 1974:1041 Masc. Apistogramma ramirezi Myers & Harry 1948. Technically this is a name published in synonymy and unavailable; appeared as "This [differences from Apistogramma] was reason enough for Wickler (1963) to establish the genus Pseudogeophagus for this species." Wickler 1963 is not listed in Hoedeman's literature cited, and the genus was not treated as valid by Hoedeman. We do not find a Wickler paper containing Pseudogeophagus; see also Géry 1983:71 [ref. 31279]. •In the synonymy of Microgeophagus Axelrod 1971 -- (see Robins & Bailey 1982:209 [ref. 6548]). •In the synonymy of Papiliochromis Kullander 1977 -- (Staeck 2003:181 [ref. 27488]). •In the synonymy of Mikrogeophagus Meulengracht-Madsen 1968 (Kullander 2011:37 [ref. 31677]). Current status: Synonym of Mikrogeophagus Meulengracht-Madsen 1968. Cichlidae: Cichlinae.

Pseudohaplochromis Allgayer [R.] 1981:12 Masc. Haplochromis euchilus Trewavas 1935. Type by original designation. Senior synonym of Cheilochromis Eccles & Trewavas 1989; but prevailing usage prefers Cheilochromis. Not treated by Eccles & Trewavas 1989 [ref. 13547]. •Mention in the synonymy of Cyrtocara Boulenger 1902 -- (Maréchal 1991:73 [ref. 20944]). •In the synonymy of Cheilochromis Eccles & Trewavas 1989. Current status: Synonym of Cheilochromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Pseudoplesiops Boulenger [G. A.] 1899:121 Masc. Pseudoplesiops nudiceps Boulenger 1899. Type by monotypy. Objectively invalid; preoccupied by Pseudoplesiops Bleeker 1858 in fishes, replaced by Nanochromis Pellegrin 1904. •In the synonymy of Nanochromis Pellegrin 1904 -- (Daget 1991:270 [ref. 20947], Schliewen & Stiassny 2006:33 [ref. 28629]). 1°Homonym. Current status: Synonym of Nanochromis Pellegrin 1904. Cichlidae: Pseudocrenilabrinae.

Pseudosimochromis Nelissen [M. H. J.] 1977:730 Masc. Simochromis curvifrons Poll 1942. Type by original designation (also monotypic). •Valid as Pseudosimochromis Nelissen 1977 -- (Poll 1986:85 [ref. 6136], Maréchal & Poll 1991:399 [ref. 20946], Poll & Gosse 1995:231 [ref. 24781], Takahashi 2003:379 [ref. 27540], Konings 2015:41 [ref. 34660], Van Steenberge et al. 2015:1 [ref. 35550]). Current status: Valid as Pseudosimochromis Nelissen 1977. Cichlidae: Pseudocrenilabrinae.

Pseudotropheus Regan [C. T.] 1922:681 Masc. Chromis williamsi Günther 1894. Type by original designation. •Valid as Pseudotropheus Regan 1922 -- (Ribbink et al. 1983:157 [ref. 13555], Trewavas 1984 [ref. 5303], Meyer & Foerster 1984 [ref. 6645], Stauffer 1988 [ref. 6678], Maréchal 1991:401 [ref. 20944], Poll & Gosse 1995:291 [ref. 24781], Stauffer et al. 1997:189 [ref. 23216], Stauffer & Kellogg 2001:150 [ref. 25895], Ufermann 2001:58 [ref. 30286], Konings-Dudin et al. 2009:37 [ref. 30309], Oliver & Arnegard 2010:227 [ref. 31027], Konings 2016:26 [ref. 34521], Stauffer et al. 2016:169 [ref. 34671], Konings et al. 2024:181 [ref. 40750]). Current status: Valid as Pseudotropheus Regan 1922. Cichlidae: Pseudocrenilabrinae.

Pterochromis Trewavas [E.] 1973:11 Masc. Pelmatochromis congicus Boulenger 1897. Type by original designation (also monotypic). •Valid as Pterochromis Trewavas 1973 -- (Greenwood 1987:154 [ref. 6166], Daget 1991:416 [ref. 20947], Poll & Gosse 1995:267 [ref. 24781]). Current status: Valid as Pterochromis Trewavas 1973. Cichlidae: Pseudocrenilabrinae.

Pterophyllum Heckel [J. J.] 1840:334 Neut. Platax scalaris Cuvier 1831 (= Zeus scalaris Lichtenstein 1823). Type by monotypy. Not preoccupied (see Myers 1940:36 [ref. 3118]). Species scalaris as senior objective synonym from Myers [ref. 3118], not verified. •Valid as Pterophyllum Heckel 1840 -- (Kullander 1986:210 [ref. 12439], Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Kullander in Reis et al. 2003:641 [ref. 27061], Schindler 2003:73 [ref. 27489]). Current status: Valid as Pterophyllum Heckel 1840. Cichlidae: Cichlinae.

Ptychochromis Steindachner [F.] 1880:248 Masc. Tilapia oligacanthus Bleeker 1868. Type by monotypy. •Valid as Ptychochromis Steindachner 1880 -- (Maréchal & Gosse 1991:417 [ref. 20961], Kullander 1998:494 [ref. 23855], Sparks & Reinthal 2001:128 [ref. 25365], Stiassny et al. 2001:31 [ref. 25402], Sparks 2002:120 [ref. 25893], Sparks 2003:317 [ref. 27400], Sparks 2004:1 [ref. 27850], Stiassny & Sparks 2006:2, 14 [ref. 28788], Sparks 2008:54 [ref. 29766], Sparks & Stiassny 2010:34 [ref. 30695], Martinez et al. 2015:79 [ref. 34035], Fricke et al. 2018:256 [ref. 35805]). Current status: Valid as Ptychochromis Steindachner 1880. Cichlidae: Ptychochrominae.

Ptychochromoides Kiener [A.] & Maugé [A. L.] 1966:77 Masc. Tilapia betsileana Boulenger 1899. Type by original designation (also monotypic). •Valid as Ptychochromoides Kiener & Maugé 1966 -- (Maréchal & Gosse 1991:419 [ref. 20961], Reinthal & Stiassny 1997:353 [ref. 22780], Sparks & Reinthal 2001:119 [ref. 25365], Sparks 2002:120 [ref. 25893], Sparks 2003:324 [ref. 27400], Sparks 2004:1 [ref. 27850], Sparks 2008:54 [ref. 29766], Sparks & Stiassny 2010:47 [ref. 30695], Sparks et al. 2012:17 [ref. 32021], Fricke et al. 2018:259 [ref. 35805]). Current status: Valid as Ptychochromoides Kiener & Maugé 1966. Cichlidae: Ptychochrominae.

Ptyochromis Greenwood [P. H.] 1980:60 Masc. Haplochromis (Ptyochromis) fischeri Seegers 2008. Original type species, Ctenochromis sauvagei Pfeffer 1896 was a misidentified type species. The species intended by Greenwood was renamed Haplochromis (Ptyochromis) fischeri by Seegers 2008:186 [ref. 29830]. •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:101 [ref. 20956], van Oijen 1996:101 [ref. 22826]). •Valid as Ptyochromis Greenwood 1980 -- (Poll & Gosse 1995:281 [ref. 24781], Seegers 2008:186 [ref. 29830]). •Synonym of Haplochromis Hilgendorf 1888 but a valid subgenus Ptyochromis -- (Seegers 2008:186 [ref. 29830]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Pundamilia Seehausen [O.] & Lippitsch [E.] in Seehausen et al. 1998:179 Fem. Pundamilia pundamilia Seehausen & Bouton in Seehausen, Lippitsch, Bouton & Zwennes 1998. Type by original designation. Also appeared in Seehausen 1999:121 [ref. 30987]. •Valid as Pundamilia Seehausen & Lippitsch 1998. Current status: Valid as Pundamilia Seehausen & Lippitsch 1998. Cichlidae: Pseudocrenilabrinae.

Pungu Trewavas [E.] in Trewavas, Green & Corbet 1972:65 Masc. Barombia maclareni Trewavas 1962. Type by being a replacement name. Replacement for Barombia Trewavas 1962, apparently preoccupied in insects. •Valid as Pungu Trewavas 1972 -- (Teugels 1991:420 [ref. 20955], Poll & Gosse 1995:259 [ref. 24781], Takahashi 2003:379 [ref. 27540], Stiassny et al. 2007:351 [ref. 30045]). Current status: Valid as Pungu Trewavas 1972. Cichlidae: Pseudocrenilabrinae.

Pyxichromis Greenwood [P. H.] 1980:24 Masc. Haplochromis parorthostoma Greenwood 1967. Type by original designation. •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:101 [ref. 20956]). •Valid as Pyxichromis Greenwood 1980 -- (Poll & Gosse 1995:277 [ref. 24781] as Pixichromis, Lippitsch & Kaufman 2003:89 [ref. 27727]). Current status: Valid as Pyxichromis Greenwood 1980. Cichlidae: Pseudocrenilabrinae.

Reganochromis Whitley [G. P.] 1929:112 Masc. Paratilapia calliura Boulenger 1901. Type by being a replacement name. Replacement for Leptochromis Regan 1920, preoccupied by Leptochromis Bleeker 1875 [ref. 444] in fishes. •Valid as Reganochromis Whitley 1929 -- (Poll 1986:132 [ref. 6136], Maréchal & Poll 1991:421 [ref. 20946], Poll & Gosse 1995:243 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:365 [ref. 34660]). Current status: Valid as Reganochromis Whitley 1929. Cichlidae: Pseudocrenilabrinae.

Reganotilapia Whitley [G. P.] 1950:44 Fem. Chromis buttikoferi Hubrecht 1881. Type by being a replacement name. Unneeded replacement name for Heterotilapia Regan 1904 (a misspelling of Herotilapia Pellegrin 1904 in Zoological Record 1904). •Synonym of Heterotilapia Regan 1920. Current status: Synonym of Heterotilapia Regan 1920. Cichlidae: Pseudocrenilabrinae.

Retroculus Eigenmann [C. H.] & Bray [W. L.] 1894:614 Masc. Retroculus boulengeri Eigenmann & Bray 1894. Type by monotypy. •Valid as Retroculus Eigenmann & Bray 1894 -- (Gosse 1971:1 [ref. 7679], Kullander 1998:494 [ref. 23855], Kullander in Reis et al. 2003:641 [ref. 27061], Landim et al. 2015:370 [ref. 33850]). Current status: Valid as Retroculus Eigenmann & Bray 1894. Cichlidae: Cichlinae.

Rhamphochromis Regan [C. T.] 1922:724 Masc. Hemichromis longiceps Günther 1864. Type by original designation. •Valid as Rhamphochromis Regan 1922 -- (Ribbink et al. 1983:249 [ref. 13555], Eccles & Trewavas 1989:311 [ref. 13547], Maréchal 1991:422 [ref. 20944], Turner et al. 2004:200 [ref. 28114], Snoeks & Hanssens 2004:297 [ref. 28117]). Current status: Valid as Rhamphochromis Regan 1922. Cichlidae: Pseudocrenilabrinae.

Rheohaplochromis (subgenus of Haplochromis) Thys van den Audenaerde [D. F. E.] 1963:145 Masc. Tilapia polyacanthus Boulenger 1899. Apparently not available as above, described after 1930 with two included species and no designation of a type species (Art 13.3). Perhaps can date to treatment in Zoological Record for 1964 (see remarks on Art. 13.3 in Appendix A in Eschmeyer 1990 [ref. 20647]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:101 [ref. 20956]). •Synonym of Schwetzochromis Poll 1948 -- (Roberts & Kullander 1994:120 [ref. 21382]). Current status: Synonym of Schwetzochromis Poll 1948. Cichlidae: Pseudocrenilabrinae.

Rheoheros McMahan [C. D.] & Matamoros [W. A.] in McMahan et al. 2015:224 Masc. Heros lentiginosus Steindachner 1864. Type by original designation. •Valid as Rheoheros McMahan & Matamoros 2015 -- (Říčan et al. 2016:43 [ref. 34357]). Current status: Valid as Rheoheros McMahan & Matamoros 2015. Cichlidae: Cichlinae.

Rocio Schmitter-Soto [J. J.] 2007:56 Fem. Heros octofasciatus Regan 1903. Type by original designation. •Valid as Rocio Schmitter-Soto 2007 -- (Říĉan et al. 2008:952 [ref. 31419], Scharpf 2009:9 [ref. 30400], Kottelat 2013:375 [ref. 32989], Říčan et al. 2016:31 [ref. 34357]). Current status: Valid as Rocio Schmitter-Soto 2007. Cichlidae: Cichlinae.

Rondonacara Ottoni [F. P.] & Mattos [J. L. O.] 2015:72 Fem. Nannacara hoehnei Mirando Ribeiro 1918 (Type by original designation (also monotypic)). •Valid as Rondonacara Ottoni & Mattos 2015. Current status: Valid as Rondonacara Ottoni & Mattos 2015. Cichlidae: Cichlinae.

Rubricatochromis Lamboj [A.] & Koblmüller [S.] 2022:[15] Masc. Hemichromis guttatus Günther 1862. Type by original designation. •Valid as Rubricatochromis Lamboj & Koblmüller 2022. Current status: Valid as Rubricatochromis Lamboj & Koblmüller 2022. Cichlidae: Pseudocrenilabrinae.

Saraca Steindachner [F.] 1875:125 Fem. Saraca opercularis Steindachner 1875. Type by monotypy. Objectively invalid; preoccupied by Saraca Walker 1865 in Lepidoptera, replaced by Biotoecus Eigenmann & Kennedy 1903. •In the synonymy of Biotoecus Eigenmann & Kennedy 1903 -- (Kullander in Reis et al. 2003:618 [ref. 27061]). 1°Homonym. Current status: Synonym of Biotoecus Eigenmann & Kennedy 1903. Cichlidae: Cichlinae.

Sargochromis Regan [C. T.] 1920:45 Masc. Paratilapia codringtonii Boulenger 1908. Type by original designation (also monotypic). •Synonym of Serranochromis Regan 1920, but a valid subgenus Sargochromis -- (Greenwood 1979:303 [ref. 1898], Greenwood 1984:216 [ref. 5311]). •Synonym of Serranochromis Regan 1920 -- (Skelton & Teugels 1991:442 [ref. 20962]). •Valid as Sargochromis Regan 1920 -- (Greenwood 1993:42 [ref. 28837], Poll & Gosse 1995:263 [ref. 24781], Wamuini Lunkayilakio & Vreven 2010:280 [ref. 31038], Marshall 2011:219 [ref. 31755]). Current status: Valid as Sargochromis Regan 1920. Cichlidae: Pseudocrenilabrinae.

Sarotherodon Rüppell [W. P. E. S.] 1852:21 Masc. Sarotherodon melanotheron Rüppell 1852. Type by monotypy. Type species conserved and genus name placed on Official List (Opinion 1548). Fossil species included by van Couvering 1982:82 [ref. 2042]. Synonym of Tilapia Smith 1840 -- (authors). •Valid as Sarotherodon Rüppell 1852 -- (Trewavas et al. 1972:48 [ref. 4460], Trewavas 1982:12 [ref. 39521], Trewavas 1983:24 [ref. 20940], Trewavas 1987 [ref. 6377], Krupp & Schneider 1989:398 [ref. 13651], Lévêque et al. 1989:122 [ref. 26480], Paugy & Bénech 1989:304 [ref. 26478], Paugy et al. 1990:342 [ref. 26477], Trewavas & Teugels 1991:425 [ref. 20954], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:764 [ref. 21590], Poll & Gosse 1995:257 [ref. 24781], Dankwa et al. 1999:48 [ref. 28023], Takahashi 2003:379 [ref. 27540], Bogutskaya & Naseka 2004:210 [ref. 28183], Stiassny et al. 2007:383 [ref. 30045], Scharpf 2009:9 [ref. 30400]). Current status: Valid as Sarotherodon Rüppell 1852. Cichlidae: Pseudocrenilabrinae.

Satanoperca Günther [A.] 1862:312 Fem. Geophagus daemon Heckel 1840. Type by subsequent designation. Type designated by Jordan & Evermann 1898:1542 [ref. 2444]. •Valid as Satanoperca Günther 1862 -- (Kullander 1986:146 [ref. 12439], Kullander & Ferreira 1988 [ref. 12825], Kullander & Nijssen 1989:66 [ref. 14136], Kullander 1998:494 [ref. 23855], Britski et al. 1999:146 [ref. 24147], Kullander in Reis et al. 2003:642 [ref. 27061], Willis et al. 2012:798 [ref. 32444], Kullander 2012:247 [ref. 31969], Kottelat 2013:375 [ref. 32989], Ota et al. 2018:103 [ref. 35801], Ota et al. 2022:1 [ref. 38900]). Current status: Valid as Satanoperca Günther 1862. Cichlidae: Cichlinae.

Saxatilia Varella [H. R.], Kullander [S. O.], Menezes [N. A.], Oliveira [C.] & López-Fernández [H.] 2023:33 Fem. Sparus saxatilis Linnaeus 1758. Type by original designation. Type species erroneously as Perca saxatilis Linnaeus 1758 in original designation. •Valid as Saxatilia Varella, Kullander, Menezes, Oliveira & López-Fernández 2023. Current status: Valid as Saxatilia Varella, Kullander, Menezes, Oliveira & López-Fernández 2023. Cichlidae: Cichlinae.

Schubotzia Boulenger [G. A.] 1914:258 Fem. Schubotzia eduardiana Boulenger 1914. Type by monotypy. •Valid as Schubotzia Boulenger 1914 -- (Greenwood 1980:85 [ref. 1899], van Oijen 1991:438 [ref. 20959], Poll & Gosse 1995:273 [ref. 24781]). Current status: Valid as Schubotzia Boulenger 1914. Cichlidae: Pseudocrenilabrinae.

Schwetzochromis Poll [M.] 1948:99 Masc. Schwetzochromis neodon Poll 1948. Type by monotypy. •Valid as Schwetzochromis Poll 1848 -- (Kullander & Roberts 1991:439 [ref. 20952], Roberts & Kullander 1994:120 [ref. 21382], Greenwood & Kullander 1994:161 [ref. 21378], Poll & Gosse 1995:255 [ref. 24781], De Vos & Seegers 1998:375 [ref. 23662], Wamuini Lunkayilakio & Vreven 2010:280 [ref. 31038], Schedel et al. 2014:135 [ref. 33459]). Current status: Valid as Schwetzochromis Poll 1948. Cichlidae: Pseudocrenilabrinae.

Sciaenochromis Eccles [D. H.] & Trewavas [E.] 1989:231 Masc. Haplochromis ahli Trewavas 1935. Type by original designation. •Valid as Sciaenochromis Eccles & Trewavas 1989 -- (Maréchal 1991:440 [ref. 20944], Konings 1993:29 [ref. 21304], Snoeks & Hanssens 2004:297 [ref. 28117]). Current status: Valid as Sciaenochromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Serranochromis Regan [C. T.] 1920:45 Masc. Chromys thumbergi Castelnau 1861. Type by original designation (also monotypic). •Valid as Serranochromis Regan 1920 -- (Trewavas 1964:5 [ref. 3717], Greenwood 1979:299 [ref. 1898], Ribbink et al. 1983:249 [ref. 13555], Greenwood 1984:216 [ref. 5311], Skelton & Teugels 1991:442 [ref. 20962], Greenwood 1993:43 [ref. 28837], Poll & Gosse 1995:265 [ref. 24781], Snoeks & Hanssens 2004:304 [ref. 28117], Wamuini Lunkayilakio & Vreven 2010:280 [ref. 31038], Marshall 2011:227 [ref. 31755], Stauffer et al. 2021:66 [ref. 38061]). Current status: Valid as Serranochromis Regan 1920. Cichlidae: Pseudocrenilabrinae.

Shuja Genner [M. J.], Ngatunga [B. P.] & Turner [G. F.] in Genner, Hsu, Collins, Smith, Saxon, Shechonge et al. 2022:40 Masc. Chromis horei Günther 1894. Type by original designation (and monotypic). •Valid as Shuja Genner, Ngatunga & Turner 2022. Current status: Valid as Shuja Genner, Ngatunga & Turner 2022. Cichlidae: Pseudocrenilabrinae.

Simochromis Boulenger [G. A.] 1898:496 Masc. Chromis diagramma Günther 1894. Type by original designation (also monotypic). Appeared first as above, then in more detail in Boulenger 1898:19 [ref. 547]. •Valid as Simochromis Boulenger 1898 -- (Axelrod & Harrison 1978 [ref. 7009], Poll 1986:77 [ref. 6136], Maréchal & Poll 1991:454 [ref. 20946], Poll & Gosse 1995:231 [ref. 24781], Takahashi 2003:379 [ref. 27540], Konings 2015:229 [ref. 34660], Van Steenberge et al. 2015:1 [ref. 35550]). Current status: Valid as Simochromis Boulenger 1898. Cichlidae: Pseudocrenilabrinae.

Spathodus Boulenger [G. A.] 1900:152 Masc. Spathodus erythrodon Boulenger 1900. Type by monotypy. •Valid as Spathodus Boulenger 1900 -- (Poll 1986:89 [ref. 6136], Maréchal & Poll 1991:458 [ref. 20946], Poll & Gosse 1995:245 [ref. 24781], Takahashi 2003:378 [ref. 27540], Tawil 2005:65 [ref. 28483], Konings 2015:37 [ref. 34660]). Current status: Valid as Spathodus Boulenger 1900. Cichlidae: Pseudocrenilabrinae.

Stappersetta Whitley [G. P.] 1950:44 Fem. Stappersia singularis Boulenger 1914. Type by being a replacement name. Replacement for Stappersia Boulenger 1914, preoccupied by Stappersia Meunier 1910 in Protozoa. •Synonym of Xenotilapia Boulenger 1899 -- (Maréchal & Poll 1991:537 [ref. 20946], Takahashi 2003:45 [ref. 26772]). Current status: Synonym of Xenotilapia Boulenger 1899. Cichlidae: Pseudocrenilabrinae.

Stappersia Boulenger [G. A.] 1914:445 Fem. Stappersia singularis Boulenger 1914. Type by monotypy. Objectively invalid; preoccupied by Stappersia Meunier 1910 in Protozoa, replaced by Stappersetta Whitley 1950. •In the synonymy of Xenotilapia Boulenger 1899 -- (Maréchal & Poll 1991:537 [ref. 20946], Takahashi 2003:45 [ref. 26772]). 1°Homonym. Current status: Synonym of Xenotilapia Boulenger 1899. Cichlidae: Pseudocrenilabrinae.

Steatocranus Boulenger [G. A.] 1899:52 Masc. Steatocranus gibbiceps Boulenger 1899. Type by monotypy. •Valid as Steatocranus Boulenger 1899 -- (Meyer 1993 [ref. 20836], Snoeks & De Boeck 1991:460 [ref. 20963], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:721 [ref. 21590], Poll & Gosse 1995:253 [ref. 24781], Dankwa et al. 1999:46 [ref. 28023], Weiss et al. 2019:137 [ref. 37055], Ibala Zamba et al. 2022:1 [ref. 39149]). Current status: Valid as Steatocranus Boulenger 1899. Cichlidae: Pseudocrenilabrinae.

Stigmatochromis Eccles [D. H.] & Trewavas [E.] 1989:173 Masc. Haplochromis woodi Regan 1922. Type by original designation. •Valid as Stigmatochromis Eccles & Trewavas 1989 -- (Maréchal 1991:463 [ref. 20944], Snoeks & Hanssens 2004:304 [ref. 28117], Cleaver et al. 2009:174 [ref. 30418], Stauffer et al. 2011:212 [ref. 31560]). Current status: Valid as Stigmatochromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Stomatepia Trewavas [E.] 1962:181 Fem. Paratilapia mariae Holly 1930. Type by original designation (also monotypic). •Valid as Stomatepia Trewavas 1962 -- (Trewavas et al. 1972:68 [ref. 4460], Teugels 1991:465 [ref. 20955], Poll & Gosse 1995:259 [ref. 24781], Takahashi 2003:379 [ref. 27540], Stiassny et al. 2007:393 [ref. 30045]). Current status: Valid as Stomatepia Trewavas 1962. Cichlidae: Pseudocrenilabrinae.

Symphysodon Heckel [J. J.] 1840:332 Masc. Symphysodon discus Heckel 1840. Type by monotypy. •Valid as Symphysodon Heckel 1840 -- (Kullander 1986:226 [ref. 12439], Mazeroll & Weiss 1995:77 [ref. 21861], Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Kullander in Reis et al. 2003:642 [ref. 27061], Bleher et al. 2007:154 [ref. 29227], Bleher & Bailey 2011:1306 [ref. 31397], Amado et al. 2011:1 [ref. 38953]). Current status: Valid as Symphysodon Heckel 1840. Cichlidae: Cichlinae.

Taeniacara Myers [G. S.] 1935:11 Fem. Taeniacara candidi Myers 1935. Type by original designation (also monotypic). •Valid as Taeniacara Myers 1935 -- (Kullander 1998:494 [ref. 23855], Kullander in Reis et al. 2003:642 [ref. 27061], Staeck 2003:198 [ref. 27488]). Current status: Valid as Taeniacara Myers 1935. Cichlidae: Cichlinae.

Taeniochromis Eccles [D. H.] & Trewavas [E.] 1989:73 Masc. Haplochromis holotaenia Regan 1922. Type by original designation (also monotypic). •Valid as Taeniochromis Eccles & Trewavas 1989 -- (Maréchal 1991:466 [ref. 20944], Snoeks & Hanssens 2004:307 [ref. 28117]). Current status: Valid as Taeniochromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Taeniolethrinops Eccles [D. H.] & Trewavas [E.] 1989:261 Masc. Haplochromis praeorbitalis Regan 1922. Type by original designation. •Valid as Taeniolethrinops Eccles & Trewavas 1989 -- (Maréchal 1991:467 [ref. 20944], Ngatunga & Snoeks 2003:127 [ref. 26763], Ngatunga & Snoeks 2004:253 [ref. 28115], Snoeks & Hanssens 2004:307 [ref. 28117]). Current status: Valid as Taeniolethrinops Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Tahuantinsuyoa Kullander [S. O.] 1986:308 Fem. Tahuantinsuyoa macantzatza Kullander 1986. Type by original designation (also monotypic). •Valid as Tahuantinsuyoa Kullander 1986 -- (Kullander 1991:3 [ref. 20150], Kullander 1998:494 [ref. 23855], Kullander in Reis et al. 2003:643 [ref. 27061], Musilová et al. 2008:660 [ref. 29518], Kullander 2012:51 [ref. 31798], Steele et al. 2013:152 [ref. 32810]). Current status: Valid as Tahuantinsuyoa Kullander 1986. Cichlidae: Cichlinae.

Talamancaheros Říčan [O.] & Novák [J.] in Říčan, Piálek, Dragová & Novák 2016:25 Masc. Heros sieboldii Kner 1863. Type by original designation. •Valid as Talamancaheros Říčan & Novák 2016. Current status: Valid as Talamancaheros Říčan & Novák 2016. Cichlidae: Cichlinae.

Tangachromis Poll [M.] 1981:169 Masc. Limnochromis dhanisi Poll 1949. Type by original designation (also monotypic). •Valid as Tangachromis Poll 1981 -- (Poll 1986:138 [ref. 6136], Maréchal & Poll 1991:469 [ref. 20946], Poll & Gosse 1995:243 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:370 [ref. 34660]). Current status: Valid as Tangachromis Poll 1981. Cichlidae: Pseudocrenilabrinae.

Tanganicodus Poll [M.] 1950:297 Masc. Tanganicodus irsacae Poll 1950. Type by monotypy. •Valid as Tanganicodus Poll 1950 -- (Poll 1986:90 [ref. 6136], Maréchal & Poll 1991:470 [ref. 20946], Poll & Gosse 1995:247 [ref. 24781], Takahashi 2003:378 [ref. 27540], Tawil 2005:60 [ref. 28483]). Current status: Valid as Tanganicodus Poll 1950. Cichlidae: Pseudocrenilabrinae.

Teleocichla Kullander [S. O.] 1988:196 Fem. Teleocichla centrarchus Kullander 1988. Type by original designation. •Synonym of Crenicichla Heckel 1840 -- (Ploeg 1991:122 [ref. 20196]). •Valid as Teleocichla Kullander 1988 -- (Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Zuanon & Sazima 2002:373 [ref. 26543], Kullander in Reis et al. 2003:643 [ref. 27061], Staeck 2003:199 [ref. 27488], Varella et al. 2012:233 [ref. 32030], Varella & Moreira 2013:177 [ref. 32674], Varella et al. 2016:1551 [ref. 34728], Varella et al. 2023:30 [ref. 40273]). Current status: Valid as Teleocichla Kullander 1988. Cichlidae: Cichlinae.

Teleogramma Boulenger [G. A.] 1899:53 Fem. Teleogramma gracile Boulenger 1899. Type by monotypy. Described as a labrid (see Myers 1939 [ref. 14271]). The genus is feminine, not neuter; name referes to the low-placed condition of the lateral line. •Valid as Teleogramma Boulenger 1899 -- (Snoeks & De Boeck 1991:472 [ref. 20963], Poll & Gosse 1995:251 [ref. 24781], Takahashi & Nakaya 2002:171 [ref. 26154], Takahashi 2003:378 [ref. 27540], Stiassny & Alter 2015:1 [ref. 33773]). Current status: Valid as Teleogramma Boulenger 1899. Cichlidae: Pseudocrenilabrinae.

Telmatochromis Boulenger [G. A.] 1898:495 Masc. Telmatochromis temporalis Boulenger 1898. Type by subsequent designation. Appeared first as above, then in more detail in Boulenger 1898:10 [ref. 547]. Type designated by Regan (Jan.) 1920:51 [ref. 3669]; not T. vittatus Boulenger as designated by Jordan (Aug.) 1920:479 [ref. 4905]. •Valid as Telmatochromis Boulenger 1898 -- (Poll 1986:67 [ref. 6136], Louisy 1989 [ref. 9293], Maréchal & Poll 1991:474 [ref. 20946], Hanssens & Snoeks 2001:639 [ref. 26024], Takahashi 2003:378 [ref. 27540], Schelly & Stiassny 2004:1 [ref. 27831], Takahashi 2004:430 [ref. 28105], Geerts 2006:99 [ref. 31663], Konings 2015:156 [ref. 34660]). Current status: Valid as Telmatochromis Boulenger 1898. Cichlidae: Pseudocrenilabrinae.

Telotrematocara Poll [M.] 1986:122 Neut. Trematocara macrostoma Poll 1952. Type by original designation (also monotypic). •Valid as Telotrematocara Poll 1986 -- (Maréchal & Poll 1991:479 [ref. 20946], Poll & Gosse 1995:219 [ref. 24781]). •Synonym of Trematocara Boulenger 1899 -- (Takahashi 2002:259 [ref. 26334]). Current status: Synonym of Trematocara Boulenger 1899. Cichlidae: Pseudocrenilabrinae.

Theraps Günther [A.] 1862:284 Masc. Theraps irregularis Günther 1862. Type by monotypy. •Synonym of Cichlasoma Swainson 1839 -- (authors). •Valid as Theraps Günther 1862 -- (Allgayer 1989:5 [ref. 20696], Burgess 2000:50 [ref. 24818], Kullander in Reis et al. 2003:643 [ref. 27061], Říĉan et al. 2008:952 [ref. 31419], McMahan et al. 2010:1299 [ref. 31111], McMahan et al. 2015:221 [ref. 33920], Říčan et al. 2016:41 [ref. 34357]). Current status: Valid as Theraps Günther 1862. Cichlidae: Cichlinae.

Thoracochromis Greenwood [P. H.] 1979:290 Masc. Paratilapia wingatii Boulenger 1902. Type by original designation. •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:101 [ref. 20956]). •Valid as Thoracochromis Greenwood 1979 -- (Greenwood 1979:290 [ref. 1898], Greenwood 1984:189 [ref. 5311], Roberts & Kullander 1994:134 [ref. 21382], Poll & Gosse 1995:261 [ref. 24781]). Current status: Valid as Thoracochromis Greenwood 1979. Cichlidae: Pseudocrenilabrinae.

Thorichthys Meek [S. E.] 1904:222 Masc. Thorichthys ellioti Meek 1904. Type by original designation. As a group of Cichlasoma species (Miller & Taylor 1984:933 [ref. 6809]). •Synonym of Cichlasoma Swainson 1839 -- (authors). •Valid as Thorichthys Meek 1904 -- (Burgess 2000:54 [ref. 24818], Kullander in Reis et al. 2003:644 [ref. 27061], Chakrabarty 2007:21 [ref. 29359], Říĉan et al. 2008:952 [ref. 31419], Scharpf 2009:10 [ref. 30400], Minckley & Marsh 2009:268 [ref. 31116], Allgayer 2010:28 [ref. 31541], McMahan et al. 2015:227 [ref. 33920], Říčan et al. 2016:39 [ref. 34357], Del Moral-Flores et al. 2017:3 [ref. 35275]). Current status: Valid as Thorichthys Meek 1904. Cichlidae: Cichlinae.

Thysia Loiselle [P. V.] & Welcomme [R. L.] 1972:40 Fem. Pelmatochromis ansorgii Boulenger 1901. Type by original designation. Objectively invalid; preoccupied by Thysia Thomson 1860 in Coleoptera (see Whitley 1976:49 [ref. 4735]); replaced by Thysochromis Daget 1988. •Valid as Thysia Loiselle & Welcomme 1972 -- (Greenwood 1987:160 [ref. 6166] before replacement by Thysochromis). •In the synonymy of Thysochromis Daget 1988 -- (Daget 1991:480 [ref. 20947], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:721 [ref. 21590]). 1°Homonym. Current status: Synonym of Thysochromis Daget 1988. Cichlidae: Pseudocrenilabrinae.

Thysochromis Daget [J.] 1988:97 Masc. Pelmatochromis ansorgii Boulenger 1901. Type by being a replacement name. Replacement for Thysia Loiselle & Welcomme 1972, preoccupied by Thysia Thomson 1860 in Coleoptera. •Valid as Thysochromis Daget 1988 -- (Daget 1991:480 [ref. 20947], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:735 [ref. 21590], Poll & Gosse 1995:267 [ref. 24781], Dankwa et al. 1999:46 [ref. 28023], Stiassny et al. 2007:321 [ref. 30045], Walsh et al. 2019:1 [ref. 37073]). Current status: Valid as Thysochromis Daget 1988. Cichlidae: Pseudocrenilabrinae.

Tilapia Smith [A.] 1840:Pl. 5 Fem. Tilapia sparrmanii Smith 1840. Type by original designation (also monotypic). •Valid as Tilapia Smith 1840 -- (Thys van den Audenaerde 1964 [ref. 3666], Thys van den Audenaerde 1966 [ref. 9079], Trewavas 1982:12 [ref. 39521], Uyeno & Fujii in Masuda et al. 1984:190 [ref. 6441], Poll 1986:28 [ref. 6136], Krupp & Schneider 1989:399 [ref. 13651], Lévêque et al. 1989:122 [ref. 26480], Paugy & Bénech 1989:304 [ref. 26478], Paugy et al. 1990:343 [ref. 26477], Ye in Pan et al. 1991:414 [ref. 23876], Stiassny et al. 1992:311 [ref. 20001], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:742 [ref. 21590], Poll & Gosse 1995:227, 251, 257, 289 [ref. 24781], Seegers 1996:282 [ref. 23725], Farias et al. 1998:502 [ref. 23856], Dankwa et al. 1999:47 [ref. 28023], Carpenter 2001:3334 [ref. 26131], Carpenter 2003:1691 [ref. 27092], Takahashi 2003:379 [ref. 27540], Snoeks & Hanssens 2004:307 [ref. 28117], Bogutskaya & Naseka 2004:211 [ref. 28183], Allen et al. 2006:1438 [ref. 29081], Stiassny et al. 2007:353 [ref. 30045], Kottelat & Freyhof 2007:540 [ref. 29996], Scharpf 2009:10 [ref. 30400], Minckley & Marsh 2009:269 [ref. 31114], Coad 2010:267 [ref. 36620], Dunz & Schliewen 2010:255 [ref. 31064], Marshall 2011:235 [ref. 31755], Dunz & Schliewen 2012:17 [ref. 31983], Dunz & Schliewen 2013:74 [ref. 32672], Kottelat 2013:375 [ref. 32989]). Current status: Valid as Tilapia Smith 1840. Cichlidae: Pseudocrenilabrinae.

Tomocichla Regan [C. T.] 1908:463 Fem. Tomocichla underwoodi Regan 1908. Type by monotypy; only one definitely-included species. •Synonym of Cichlasoma Swainson 1839 -- (authors). •Valid as Tomocichla Regan 1908 -- (Allgayer 1989:27 [ref. 20696], Burgess 2000:54 [ref. 24818], Allgayer 2002:32 [ref. 26900], Kullander in Reis et al. 2003:644 [ref. 27061], Chakrabarty 2007:22 [ref. 29359], Říĉan et al. 2008:952 [ref. 31419], McMahan et al. 2015:229 [ref. 33920], Říčan et al. 2016:30 [ref. 34357]). Current status: Valid as Tomocichla Regan 1908. Cichlidae: Cichlinae.

Tramitichromis Eccles [D. H.] & Trewavas [E.] 1989:256 Masc. Tilapia brevis Boulenger 1908. Type by original designation. •Valid as Tramitichromis Eccles & Trewavas 1989 -- (Maréchal 1991:509 [ref. 20944], Ngatunga & Snoeks 2003:127 [ref. 26763], Ngatunga & Snoeks 2004:253 [ref. 28115], Snoeks & Hanssens 2004:308 [ref. 28117]). Current status: Valid as Tramitichromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Trematocara Boulenger [G. A.] 1899:89 Neut. Trematocara marginatum Boulenger 1899. Type by monotypy. •Valid as Trematocara Boulenger 1899 -- (Bailey & Stewart 1977:24 [ref. 7230], Poll 1986:120 [ref. 6136], Maréchal & Poll 1991:511 [ref. 20946], Poll & Gosse 1995:219 [ref. 24781], De Vos et al. 1996:3 [ref. 23211], Takahashi 2002:253 [ref. 26334], Takahashi 2003:377 [ref. 27540], Konings 2015:372 [ref. 34660]). Current status: Valid as Trematocara Boulenger 1899. Cichlidae: Pseudocrenilabrinae.

Trematochromis Poll [M.] 1987:168 Masc. Trematochromis schreyeni Poll 1987. Type by original designation (also monotypic). •Valid as Trematochromis Poll 1987 -- (Maréchal & Poll 1991:515 [ref. 20946], Poll & Gosse 1995:241 [ref. 24781], Geerts 2006:99 [ref. 31663], Konings 2015:214 [ref. 34660]). Current status: Valid as Trematochromis Poll 1987. Cichlidae: Pseudocrenilabrinae.

Trematocranus Trewavas [E.] 1935:113 Masc. Trematocranus microstoma Trewavas 1935. Type by original designation. •Valid as Trematocranus Trewavas 1935 -- (Stauffer & McKaye 1988:448 [ref. 6412], Eccles & Trewavas 1989:188 [ref. 13547], Maréchal 1991:516 [ref. 20944], Snoeks & Hanssens 2004:308 [ref. 28117], Dierickx et al. 2018:153 [ref. 35849]). Current status: Valid as Trematocranus Trewavas 1935. Cichlidae: Pseudocrenilabrinae.

Trewavasia (subgenus of Tilapia) Thys van den Audenaerde [D. F. E.] 1969:xxviii Fem. Tilapia guinasana Trewavas 1936. Type by original designation (also monotypic). Objectively invalid; preoccupied by Trewavasia White & Moy-Thomas 1941 in fossil fishes. Replaced by Neotrewavasia Ufermann 2001. •In the synonymy of Tilapia Smith 1840 -- (Teugels & Thys van den Audenaerde 1991:482 [ref. 20943]). 1°Homonym. Current status: Synonym of Tilapia Smith 1840. Cichlidae: Pseudocrenilabrinae.

Trichromis McMahan [C. D.] & Chakrabarty [P.] in McMahan et al. 2015:231 Masc. Heros salvini Günther 1862. Type by original designation (also monotypic). •Valid as Trichromis McMahan & Chakrabarty 2015 -- (Říčan et al. 2016:39 [ref. 34357]). Current status: Valid as Trichromis McMahan & Chakrabarty 2015. Cichlidae: Cichlinae.

Tridontochromis (subgenus of Prognathochromis) Greenwood [P. H.] 1980:20 Masc. Haplochromis tridens Regan & Trewavas 1928. Type by original designation. •Valid as Tridontochromis Greenwood 1980 -- (Poll & Gosse 1995:279 [ref. 24781]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:101 [ref. 20956], van Oijen 1996:101 [ref. 22826]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Triglachromis Poll [M.] & Thys van den Audenaerde [D. F. E.] 1974:128 Masc. Limnochromis otostigma Regan 1920. Type by original designation (also monotypic). •Valid as Triglachromis Poll & Thys van den Audenaerde 1974 -- (Poll 1981:167 [ref. 3534], Poll 1986:135 [ref. 6136], Maréchal & Poll 1991:518 [ref. 20946], Poll & Gosse 1995:243 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:363 [ref. 34660]). Current status: Valid as Triglachromis Poll & Thys van den Audenaerde 1974. Cichlidae: Pseudocrenilabrinae.

Tristramella Trewavas [E.] 1942:532 Fem. Hemichromis sacra Günther 1865. Type by being a replacement name. Replacement for Parachromis Regan 1922, preoccupied by Parachromis Agassiz 1859. Misspelled Tristamella on p. 532, spelled Tristramella throughout article. •Valid as Tristramella Trewavas 1942 -- (Krupp & Schneider 1989:401 [ref. 13651], Snoeks & Teugels 1991:519 [ref. 20951], Takahashi 2003:379 [ref. 27540], Stiassny et al. 2010:43 [ref. 31055]). Current status: Valid as Tristramella Trewavas 1942. Cichlidae: Pseudocrenilabrinae.

Tropheops (subgenus of Pseudotropheus) Trewavas [E.] 1984:102 Masc. Pseudotropheus tropheops Regan 1922. Type by original designation (also by absolute tautonymy). •Synonym of Pseudotropheus Regan 1922 -- (Maréchal 1991:401 [ref. 20944]). •Valid as Tropheops Trewavas 1984 -- (Ufermann 2001:61 [ref. 30286], Oliver & Arnegard 2010:227 [ref. 31027], Konings 2016:24 [ref. 34521], Li et al. 2016:355 [ref. 34737]). Current status: Valid as Tropheops Trewavas 1984. Cichlidae: Pseudocrenilabrinae.

Tropheus Boulenger [G. A.] 1898:496 Masc. Tropheus moorii Boulenger 1898. Type by monotypy. Appeared first as above, then in more detail in Boulenger 1898:17 [ref. 547]. •Valid as Tropheus Boulenger 1898 -- (Poll 1986:75 [ref. 6136], Maréchal & Poll 1991:521 [ref. 20946], Poll & Gosse 1995:231 [ref. 24781], Takahashi 2003:379 [ref. 27540], Konings 2015:66 [ref. 34660], Van Steenberge et al. 2015:33 [ref. 35550]). Current status: Valid as Tropheus Boulenger 1898. Cichlidae: Pseudocrenilabrinae.

Tylochromis Regan [C. T.] 1920:37 Masc. Paratilapia (Pelmatochromis) jentinki Steindachner 1894. Type by original designation. •Valid as Tylochromis Regan 1920 -- (Poll 1986:44 [ref. 6136], Lévêque et al. 1989:123 [ref. 26480], Stiassny 1989 [ref. 20088], Paugy et al. 1990:343 [ref. 26477], Stiassny 1990 [ref. 16659], Stiassny 1991:526 [ref. 20964], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:722 [ref. 21590], Poll & Gosse 1995:233, 253 [ref. 24781], Dankwa et al. 1999:46 [ref. 28023], Takahashi 2003:379 [ref. 27540], Stiassny et al. 2007:333 [ref. 30045], Konings 2015:235 [ref. 34660]). Current status: Valid as Tylochromis Regan 1920. Cichlidae: Pseudocrenilabrinae.

Tyrannochromis Eccles [D. H.] & Trewavas [E.] 1989:97 Masc. Haplochromis macrostoma Regan 1922. Type by original designation. •Valid as Tyrannochromis Eccles & Trewvas 1989 -- (Maréchal 1991:534 [ref. 20944], Snoeks & Hanssens 2004:309 [ref. 28117]). Current status: Valid as Tyrannochromis Eccles & Trewavas 1989. Cichlidae: Pseudocrenilabrinae.

Uaru Heckel [J. J.] 1840:330 Masc. Uaru amphiacanthoides Heckel 1840. Type by monotypy. Unjustifiably emended to Uarus by Cope 1872:254. •Valid as Uaru Heckel 1840 -- (Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Kullander in Reis et al. 2003:645 [ref. 27061]). Current status: Valid as Uaru Heckel 1840. Cichlidae: Cichlinae.

Uarus Cope [E. D.] 1872:254 Masc. Uaru amphiacanthoides Heckel 1840. Type by being an unjustified emendation. Unjustified emendation of Uaru Heckel 1840. •Synonym of Uaru Heckel 1840 -- (Kullander in Reis et al. 2003:645 [ref. 27061]). Current status: Synonym of Uaru Heckel 1840. Cichlidae: Cichlinae.

Vallicola (subgenus of Oreochromis) Trewavas [E.] 1983:27, 29 Masc. Tilapia amphimelas Hilgendorf 1905. Type by original designation (also monotypic). •Synonym of Oreochromis Günther 1889. Current status: Synonym of Oreochromis Günther 1889. Cichlidae: Pseudocrenilabrinae.

Variabilichromis Colombé [J.] & Allgayer [R.] 1985:12 Masc. Lamprologus moorii Boulenger 1898. Type by original designation (also monotypic). •Synonym of Neolamprologus Colombé & Allgayer 1985 -- (Maréchal & Poll 1991:274 [ref. 20946]). •Valid as Variabilichromis Colombé & Allgayer 1985 -- (Takahashi 2003:378 [ref. 27540], Konings 2015:144 [ref. 34660]). Current status: Valid as Variabilichromis Colombé & Allgayer 1985. Cichlidae: Pseudocrenilabrinae.

Vieja Fernández-Yépez [A.] 1969:[5] Fem. Vieja panamensis Fernández-Yépez 1969. Type by original designation. Treated as feminine by author. •Synonym of Cichlasoma Swainson 1839 -- (authors). •Synonym of Paraneetroplus (Regan 1905) -- (McMahan et al. 2010:1293 [ref. 31111], Kottelat 2013:375 [ref. 32989], Paepke et al. 2014:55 [ref. 33351]). •Valid as Vieja Fernández-Yépez 1969 -- (Allgayer 1989:26 [ref. 20696], Burgess 2000:50 [ref. 24818], Allgayer 2002:14 [ref. 26901], Kullander in Reis et al. 2003:645 [ref. 27061], Chakrabarty 2007:22 [ref. 29359], Říĉan et al. 2008:952 [ref. 31419], Scharpf 2009:10 [ref. 30400], McMahan et al. 2015:216 [ref. 33920], Říčan et al. 2016:44 [ref. 34357], Gómez-González et al. 2018:371 [ref. 35762], Moral-Flores et al. 2018:1 [ref. 36020], McMahan et al. 2019:1 [ref. 36816]). Current status: Valid as Vieja Fernández-Yépez 1969. Cichlidae: Cichlinae.

Wajpamheros Říčan [O.] & Piálek [L.] in Říčan, Piálek, Dragová & Novák 2016:24 Masc. Theraps nourissati Allgayer 1989. Type by original designation (also monotypic). •Valid as Wajpamheros Říčan & Piálek 2016. Current status: Valid as Wajpamheros Říčan & Piálek 2016. Cichlidae: Cichlinae.

Wallaceochromis Lamboj [A.], Trummer [F.] & Metscher [B. D.] 2016:124 Masc. Pelvicachromis humilis Boulenger 1916. Type by original designation. •Valid as Wallaceochromis Lamboj, Trummer & Metscher 2016. Current status: Valid as Wallaceochromis Lamboj, Trummer & Metscher 2016. Cichlidae: Pseudocrenilabrinae.

Wallaciia Varella [H. R.], Kullander [S. O.], Menezes [N. A.], Oliveira [C.] & López-Fernández [H.] 2023:29 Fem. Crenicichla wallacii Regan 1905. Type by original designation. •Valid as Wallaciia Varella, Kullander, Menezes, Oliveira & López-Fernández 2023. Current status: Valid as Wallaciia Varella, Kullander, Menezes, Oliveira & López-Fernández 2023. Cichlidae: Cichlinae.

Xenochromis Boulenger [G. A.] 1899:125 Masc. Xenochromis hecqui Boulenger 1899. Type by original designation (also monotypic). Type designated on p. 126. •Synonym of Perissodus Boulenger 1898 -- (Liem & Stewart 1976 [ref. 7096]). •Valid as Xenochromis Boulenger 1899 -- (Poll 1986:152 [ref. 6136], Maréchal & Poll 1991:536 [ref. 20946], Poll & Gosse 1995:247 [ref. 24781], Takahashi 2003:378 [ref. 27540], Konings 2015:379 [ref. 34660]). Current status: Valid as Xenochromis Boulenger 1899. Cichlidae: Pseudocrenilabrinae.

Xenotilapia Boulenger [G. A.] 1899:92 Fem. Xenotilapia sima Boulenger 1899. Type by monotypy. •Valid as Xenotilapia Boulenger 1899 -- (Poll 1986:109 [ref. 6136], Maréchal & Poll 1991:537 [ref. 20946], Poll & Gosse 1995:239 [ref. 24781], De Vos et al. 1995 [ref. 21949], Takahashi & Nakaya 1997:335 [ref. 23358], Takahashi 2003:45 [ref. 26772], Takahashi 2003:378 [ref. 27540], Konings 2015:309 [ref. 34660]). Current status: Valid as Xenotilapia Boulenger 1899. Cichlidae: Pseudocrenilabrinae.

Xystichromis Greenwood [P. H.] 1980:46 Masc. Chromis nuchisquamulatus Hilgendorf 1888. Type by original designation. •Valid as Xystichromis Greenwood 1980 -- (Poll & Gosse 1995:284 [ref. 24781]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:101 [ref. 20956], van Oijen 1996:101 [ref. 22826]). •Status uncertain -- (Seegers 2008:166 [ref. 29830]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.

Yssichromis Greenwood [P. H.] 1980:22 Masc. Haplochromis fusiformis Greenwood & Gee 1969. Type by original designation. •Valid as Yssichromis Greenwood 1980 -- (Poll & Gosse 1995:279 [ref. 24781], van Oijen & Witte 2003:478 [ref. 27422]). •Synonym of Haplochromis Hilgendorf 1888 -- (van Oijen et al. 1991:101 [ref. 20956], Vranken et al. 2023:[18] [ref. 40198]). Current status: Synonym of Haplochromis Hilgendorf 1888. Cichlidae: Pseudocrenilabrinae.