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 Stevardiidae: [ 60 ] records

Acrobrycon Eigenmann [C. H.] & Pearson [N. E.] in Pearson 1924:44 Masc. Tetragonopterus ipanquianus Cope 1877. Type by original designation (also monotypic). •Valid as Acrobrycon Eigenmann & Pearson 1924 -- (Géry 1977:358 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Weitzman et al. 1988:383 [ref. 13557], Weitzman & Menezes 1998:184 [ref. 23843], Weitzman in Reis et al. 2003:223 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Mirande 2010:533 [ref. 31006], Menezes & Weitzman 2011:59 [ref. 31289], Arcila et al. 2014:605 [ref. 33096], Sarmiento et al. 2014:183 [ref. 35004], Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tribe Hemibryconini, Thomaz et al. 2015: Add. 5 [ref. 33893], Melo et al. 2024:10 [ref. 41541] in Hemibryconinae). Current status: Valid as Acrobrycon Eigenmann & Pearson 1924. Stevardiidae: Hemibryconinae.

Argopleura (subgenus of Bryconamericus) Eigenmann [C. H.] 1913:10 Fem. Bryconamericus magdalenensis Eigenmann 1913. Type by original designation. •Valid as Argopleura Eigenmann 1913 -- (Géry 1977:358 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Weitzman & Menezes 1998:187 [ref. 23843], Román-Valencia 2000:462 [ref. 25256], Weitzman in Reis et al. 2003:223 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Zarske 2010:84 [ref. 30919], Mirande 2010:533 [ref. 31006], Thomaz et al. 2015:10 [ref. 33893] incertae sedis in Stevardiinae, Melo et al. 2024:9 [ref. 41541] in Argopleurinae). Current status: Valid as Argopleura Eigenmann 1913. Stevardiidae: Argopleurinae.

Attonitus Vari [R. P.] & Ortega [H.] 2000:114 Masc. Attonitus irisae Vari & Ortega 2000. Type by original designation. •Valid as Attonitus Vari & Ortega 2000 -- (Almirón et al. 2001:38 [ref. 26609], Buckup in Reis et al. 2003:113 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae as Attonittus, Mirande 2010:533 [ref. 31006], Sarmiento et al. 2014:184 [ref. 35004], Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tribe Diapomini, Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Attonitus Vari & Ortega 2000. Stevardiidae: Diapominae.

Aulixidens Böhlke [J. E.] 1952:775 Masc. Aulixidens eugeniae Böhlke 1952. Type by original designation (also monotypic). •Valid as Aulixidens Böhlke 1952 -- (Malabarba 1998:232 [ref. 23844], Malabarba in Reis et al. 2003:113 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae Stevardiinae, Mirande 2010:533 [ref. 31006], Thomaz et al. 2015:4 [ref. 33893], Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Aulixidens Böhlke 1952. Stevardiidae: Diapominae.

Bergia Steindachner [F.] 1891:173 Fem. Bergia altipinnis Steindachner 1891. Type by monotypy. Also appeared as Steindachner 1891:365 [ref. 4236]. Objectively invalid; preoccupied by Bergia Duchassaing & Michelotti 1861 in Coleoptera and by Bergia Scott 1881 in Hemiptera; apparently not replaced. Bergia dates to 9 July 1891 according to Fowler 1975:184 [ref. 9333] and Chalcinopelecus apparently dates to June 1891. •Synonym of Pseudocorynopoma Perugia (30 Apr.) 1891 -- (Weitzman in Reis et al. 2003:226 [ref. 27061]). 1°Homonym. Current status: Synonym of Pseudocorynopoma Perugia 1891. Stevardiidae: Stevardiinae.

Boehlkea Géry [J.] 1966:212 Fem. Boehlkea fredcochui Géry 1966. Type by original designation (also monotypic). •Synonym of Hemibrycon Günther 1864 based on placement of the type species. •Valid as Boehlkea Géry 1966 -- (Géry 1977:375, 382 [ref. 1597], Malabarba in Reis et al. 2003:114 [ref. 27061], Zarske 2008:160 [ref. 29918], Mirande 2009:8 [ref. 30267] and Mirande 2010:533 [ref. 31006] in Characidae, Stevardiinae with question, Bertaco & Malabarba 2010:767 [ref. 31076], Thomaz et al. 2015:4 [ref. 33893], Soares et al. 2017:1 [ref. 35609], Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Boehlkea Géry 1966. Stevardiidae: Diapominae.

Bryconacidnus Myers [G. S.] in Eigenmann & Myers 1929:545 Masc. Hyphessobrycon ellisi Pearson 1924. Type by original designation. •Valid as Bryconacidnus Myers 1929 -- (Géry 1977:398 [ref. 1597], Pavanelli in Reis et al. 2003:114 [ref. 27061], Menezes et al. 2009:147 [ref. 30247], Mirande 2009:8 [ref. 30267] and Mirande 2010:533 [ref. 31006] in Characidae, Stevardiinae with question, Sarmiento et al. 2014:184 [ref. 35004], Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tribe Diapomini, Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Bryconacidnus Myers 1929. Stevardiidae: Diapominae.

Bryconadenos Weitzman [S. H.], Menezes [N. A.], Evers [H.-G.] & Burns [J. R.] 2005:334 Masc. Bryconadenos tanaothoros Weitzman, Menezes, Evers & Burns 2005. Type by original designation (also monotypic). •Valid as Bryconadenos Weitzman, Menezes, Evers & Burns 2005 -- (Mirande 2009:8 [ref. 30267] and Mirande 2010:533 [ref. 31006] and Mirande 2010:533 [ref. 31006] in Characidae, Stevardiinae with question, Menezes et al. 2009:57 [ref. 30293], Oliveira et al. 2011:16 [ref. 31685]). •Synonym of Knodus Eigenmann 1911 -- (Thomaz et al. 2015:19 [ref. 33893]). Current status: Synonym of Knodus Eigenmann 1911. Stevardiidae: Diapominae.

Bryconamericus Eigenmann [C. H.] in Eigenmann, McAtee & Ward 1907:139 Masc. Bryconamericus exodon Eigenmann 1907. Type by monotypy. •Valid as Bryconamericus Eigenmann 1907 -- (Géry 1977:386 [ref. 1597], Malabarba 1989:131 [ref. 14217], Taphorn 1992:134 [ref. 23654], Malabarba & Kindel 1995:679 [ref. 21922], Bizerril & Peres-Neto 1995:13 [ref. 22473], Britski et al. 1999:30 [ref. 24147], Román-Valencia 2000:449 [ref. 25256], Almirón et al. 2001:38 [ref. 26609] with author and date wrongly as Boulenger 1887, Román-Valencia 2002:173 [ref. 26370], Miquelarena et al. 2002:69 [ref. 26517], Román-Valencia 2003:17 [ref. 26840], Román-Valencia 2003:31 [ref. 27036], Román-Valencia 2003:7 [ref. 27070], Román-Valencia 2003:477 [ref. 27478], Silva in Reis et al. 2003:115 [ref. 27061], da Silva 2004:55 [ref. 27870], Langeani et al. 2005:386 [ref. 28234], Román-Valencia et al. 2008:1749 [ref. 30068], Mirande 2009:7 [ref. 30267] in Characidae, Stevardiinae; some species in Astyanax clade, Román-Valencia et al. 2009:466 [ref. 30392], Román-Valencia et al. 2009:455 [ref. 30393], Román-Valencia & Vanegas-Rios 2009:393 [ref. 30843], Zarske et al. 2010:4 [ref. 30816], Netto-Ferreira 2010:468 [ref. 30882], Mirande 2010:533 [ref. 31006], Román-Valencia 2010:201 [ref. 31063], Román-Valencia et al. 2011:844 [ref. 31565], Oliveira et al. 2011:16 [ref. 31685], Esguícero & Castro 2014:39 [ref. 33506], Román-Valencia et al. 2014:107 [ref. 33608], Sarmiento et al. 2014:184 [ref. 35004], Dagosta & Netto-Ferreira 2015:433 [ref. 33665], Thomas et al. 2015:8, 10 [ref. 33893] in Stevardiinae, some species in tribe Eretmobryconini, Hemibryconini and Diapomini, Román-Valencia et al. 2015:241 [ref. 34022], Bertaco et al. 2016:412 [ref. 34561], Jerep & Shibatta 2017:1 [ref. 35610], García-Melo et al. 2019:14 [ref. 36761], Román-Valencia et al. 2023:12 [ref. 40431], Pedroso et al. 2024:1 [ref. 40856], Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Bryconamericus Eigenmann 1907. Stevardiidae: Diapominae.

Caiapobrycon Malabarba [L. R.] & Vari [R. P.] 2000:316 Masc. Caiapobrycon tucurui Malabarba & Vari 2000. Type by original designation (also monotypic). •Valid as Caiapobrycon Malabarba & Vari 2000 -- (Almirón et al. 2001:38 [ref. 26609], Malabarba in Reis et al. 2003:120 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae Stevardiinae, Mirande 2010:533 [ref. 31006] with question, Thomaz et al. 2015:4 [ref. 33893] incertae sedis in Stevardiinae, Melo et al. 2024:11 [ref. 41541] in Creagrutinae). Current status: Valid as Caiapobrycon Malabarba & Vari 2000. Stevardiidae: Creagrutinae.

Carlastyanax Géry [J.] 1972:16 Masc. Astyanax aurocaudatus Eigenmann 1913. Type by original designation (also monotypic). •Synonym of Astyanax Baird & Girard 1854 -- (Ruiz-C. & Román-Valenca 2006:50 [ref. 28891]). •Valid as Carlastyanax Géry 1972 -- (Géry 1977:379 [ref. 1597], Pavanelli in Reis et al. 2003:120 [ref. 27061], Mirande et al. 2013:747 [ref. 33366], Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tribe Creagrutini, Melo et al. 2024:11 [ref. 41541] in Creagrutinae). Current status: Valid as Carlastyanax Géry 1972. Stevardiidae: Creagrutinae.

Ceratobranchia Eigenmann [C. H.] in Eigenmann, Henn & Wilson 1914:3 Fem. Ceratobranchia obtusirostris Eigenmann 1914. Type by monotypy. •Valid as Ceratobranchia Eigenmann 1914 -- (Géry 1977:398 [ref. 1597], Chernoff & Machado-Allison 1990 [ref. 19495], Silva in Reis et al. 2003:120 [ref. 27061], Mirande 2009:8 [ref. 30267] and Mirande 2010:533 [ref. 31006] in Characidae, Stevardiinae with question, Oliveira et al. 2011:16 [ref. 31685], Sarmiento et al. 2014:184 [ref. 35004], Thomaz et al. 2015:8 [ref. 33893], in Stevardiinae, tribe Diapomini, Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Ceratobranchia Eigenmann 1914. Stevardiidae: Diapominae.

Chalcinopelecus Holmberg [E. L.] 1891:190 Masc. Chalcinopelecus argentinus Holmberg 1891. Type by monotypy. •Synonym of Pseudocorynopoma Perugia (30 April) 1891, Chalcinopelecus published June, 1891; Bergia Steindachner (9 July) 1891 also a synonym but preoccupied. •Synonym of Pseudocorynopoma Perugia 1891 -- (Weitzman in Reis et al. 2003:226 [ref. 27061]). Current status: Synonym of Pseudocorynopoma Perugia 1891. Stevardiidae: Stevardiinae.

Chrysobrycon Weitzman [S. H.] & Menezes [N. A.] 1998:187 Masc. Hysteronotus hesperus Böhlke 1958. Type by original designation. •Valid as Chrysobrycon Weitzman & Menezes 1998 -- (Weitzman in Reis et al. 2003:223 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Zarske 2010:84 [ref. 30919], Mirande 2010:533 [ref. 31006], Vanegas-Ríos et al. 2011:731 [ref. 31720], Vanegas-Ríos et al. 2014:291 [ref. 33375], Sarmiento et al. 2014:184 [ref. 35004], Thomaz et al. 2015:10 [ref. 33893] Stevardiinae, tribe Stevardiini, Vanegas-Ríos et al. 2015:171 [ref. 34047], Vanegas-Ríos & Urbano-Bonilla 2017:2344 [ref. 35265], Vanegas-Ríos 2017:17 [ref. 35531], Vanegas-Ríos et al. 2024:675 [ref. 41166], Melo et al. 2024:10 [ref. 41541] in Stevardiinae, Silva-Oliveira et al. 2025:1 [ref. 41972]). Current status: Valid as Chrysobrycon Weitzman & Menezes 1998. Stevardiidae: Stevardiinae.

Coelurichthys Miranda Ribeiro [A. de] 1908:[4] Masc. Coelurichthys iporangae Miranda Ribeiro 1908. Type by monotypy. On page 4, unpaginated. Spelled Coalurichthys with species; we select Coelurichthys over Coalurichthys if a first reviser is needed. •Valid as Coelurichthys Miranda Ribeiro 1908 -- (Géry 1977:362 [ref. 1597]). •Synonym of Mimagoniates Regan 1907 -- (Schultz 1959:7 [ref. 39721], Weitzman & Fink 1985:2 [ref. 5203], Malabarba 1998:229 [ref. 23844], Menezes & Weitzman 2009:323 [ref. 30495] in Glandulocaudinae). Current status: Synonym of Mimagoniates Regan 1907. Stevardiidae: Glandulocaudinae.

Corynopoma Gill [T. N.] 1858:425 Neut. Corynopoma riisei Gill 1858. Type by subsequent designation. Type apparently first designated by Jordan 1919:281 [ref. 2410]. Selected over Stevardia Gill 1858 by action of Günther (1864:287), see Weitzman & Fink 1985:2 [ref. 5203]. •Valid as Corynopoma Gill 1858 -- (Géry 1977:359 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Taphorn 1992:164 [ref. 23654], Weitzman & Menezes 1998:186 [ref. 23843], Weitzman in Reis et al. 2003:223 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Mirande 2010:533 [ref. 31006], Oliveira et al. 2011:16 [ref. 31685], Thomaz et al. 2015:4 [ref. 33893] Stevardiinae, tribe Stevardiini, Vanegas-Ríos 2017:16 [ref. 35531], Melo et al. 2024:10 [ref. 41541] in Stevardiinae). Current status: Valid as Corynopoma Gill 1858. Stevardiidae: Stevardiinae.

Corynopomops Fowler [H. W.] 1943:6 Masc. Corynopomops opisthopterus Fowler 1943. Type by original designation (also monotypic). •Synonym of Gephyrocharax Eigenmann 1912 -- (Weitzman & Fink 1985:2 [ref. 5203], Weitzman in Reis et al. 2003:224 [ref. 27061], Vanegas-Ríos 2016:6 [ref. 34359]). Current status: Synonym of Gephyrocharax Eigenmann 1912. Stevardiidae: Stevardiinae.

Creagrudite Myers [G. S.] 1927:117 Masc. Creagrudite maxillaris Myers 1927. Type by original designation. Treated as masculine, Art. 30.2.4. •Valid as Creagrudite Myers 1927 -- (Géry 1977:383 [ref. 1597]). •Synonym of Creagrutus Günther 1864 -- (Böhlke & Saul 1975 [ref. 7109], Vari & Harold 1998:256 [ref. 23845], Vari & Harold 2001:42 [ref. 25842], Vari & Harold in Reis et al. 2003:121 [ref. 27061]). Current status: Synonym of Creagrutus Günther 1864. Stevardiidae: Creagrutinae.

Creagrutops Schultz [L. P.] 1944:327 Masc. Creagrutops maracaiboensis Schultz 1944. Type by original designation (also monotypic). •Valid as Creagrutops Schultz 1944 -- (Géry 1977:410 [ref. 1597]). •Synonym of Creagrutus Günther 1864 -- (Harold & Vari 1994:3 [ref. 21969], Vari & Harold 1998:256 [ref. 23845], Vari & Harold 2001:42 [ref. 25842], Vari & Harold in Reis et al. 2003:121 [ref. 27061]). Current status: Synonym of Creagrutus Günther 1864. Stevardiidae: Creagrutinae.

Creagrutus Günther [A.] 1864:339 Masc. Leporinus muelleri Günther 1859. Type by monotypy. •Valid as Creagrutus Günther 1864 -- (Böhlke & Saul 1975 [ref. 7109], Géry 1977:403 [ref. 1597], Mahnert & Géry 1988:5 [ref. 6407], Géry & Renno 1989 [ref. 13420], Taphorn 1992:167 [ref. 23654], Vari et al. 1993:351 [ref. 21107], Harold & Vari 1994:3 [ref. 21969], Vari & Harold 1998:245 [ref. 23845], Vari & Harold 2001:42 [ref. 25842], Almirón et al. 2001:38 [ref. 26609], Vari & Harold in Reis et al. 2003:121 [ref. 27061], Ribeiro et al. 2004:597 [ref. 27648], Torres-Mejia & Vari 2005:812 [ref. 28477], Román-Valencia & Cala 1997:144 [ref. 30645] with type specise as mulleri, Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Harold & Salcedo 2010:377 [ref. 30692], Román-Valencia et al. 2010:87 [ref. 30781], Mirande 2010:533 [ref. 31006], Oliveira et al. 2011:16 [ref. 31685], Dagosta & Pastana 2014:571 [ref. 33181], Sarmiento et al. 2014:184 [ref. 35004], Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tribe Creagrutini, Netto-Ferreira & Vari 2017:368 [ref. 35453], Netto-Ferreira & Moreira 2018:250 [ref. 35759], Albornoz-Garzón et al. 2018:341 [ref. 36150], Flausino Junior & Lima 2019:1 [ref. 36726], Albornoz-Garzón et al. 2020:365 [ref. 37405], Ardila Rodríguez 2020:5 [ref. 37904], Ardila Rodríguez 2021:1 [ref. 38586], Ardila Rodríguez 2023:1 [ref. 40275], Ardila Rodríguez 2023:1 [ref. 40588], Melo et al. 2024:11 [ref. 41541] in Creagrutinae, Ardila Rodríguez 2024:1 [ref. 41561]). Current status: Valid as Creagrutus Günther 1864. Stevardiidae: Creagrutinae.

Cyanocharax Malabarba [L. R.] & Weitzman [S. H.] 2003:95 Masc. Cyanocharax macropinna Malabarba & Weitzman 2003. Type by original designation. •Valid as Cyanocharax Malabarba & Weitzman 2003 -- (Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Mirande 2010:533 [ref. 31006], Oliveira et al. 2011:16 [ref. 31685], Casciotta et al. 2012:39 [ref. 32076], Protogino & Miquelarena 2012:581 [ref. 32123]). •Synonym of Diapoma Cope 1894 -- (Thomaz et al. 2015:20 [ref. 33893]). Current status: Synonym of Diapoma Cope 1894. Stevardiidae: Diapominae.

Diapoma Cope [E. D.] 1894:67 Neut. Diapoma speculiferum Cope 1894. Type by monotypy. •Valid as Diapoma Cope 1894 -- (Géry 1977:359 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Weitzman et al. 1988:383 [ref. 13557], Malabarba 1989:134 [ref. 14217], Weitzman & Menezes 1998:184 [ref. 23843], Weitzman in Reis et al. 2003:224 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Mirande 2010:533 [ref. 31006], Menezes & Weitzman 2011:59, 60 [ref. 31289], Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tribe Diapomini, Bertaco et al. 2016:413 [ref. 34561], Vanegas‐Ríos et al. 2018:[1] [ref. 36145], Ito et al. 2022:1 [ref. 39124], Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Diapoma Cope 1894. Stevardiidae: Diapominae.

Eretmobrycon Fink [W. L.] 1976:332 Masc. Eretmobrycon bayano Fink 1976. Type by original designation (also monotypic). •Synonym of Bryconamericus Eigenmann 1907 -- (Román-Valencia 2000:462 [ref. 25256], Silva in Reis et al. 2003:115 [ref. 27061]). •Valid as Eretmobrycon Fink 1976 -- (Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tribe Eretmobryconini, García-Melo et al. 2019:12 [ref. 36761], Terán et al. 2020:6 [ref. 37440], Melo et al. 2024:8 [ref. 41541] in Landoninae). Current status: Valid as Eretmobrycon Fink 1976. Stevardiidae: Landoninae.

Gephyrocharax Eigenmann [C. H.] 1912:23 Masc. Gephyrocharax chocoensis Eigenmann 1912. Type by original designation. •Valid as Gephyrocharax Eigenmann 1912 -- (Géry 1977:358 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Taphorn 1992:188 [ref. 23654], Weitzman & Menezes 1998:186 [ref. 23843], Weitzman in Reis et al. 2003:224 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Mirande 2010:533 [ref. 31006], Oliveira et al. 2011:16 [ref. 31685], Vanegas-Ríos & Phillip 2013:1329 [ref. 34415], Sarmiento et al. 2014:184 [ref. 35004], Thomaz et al. 2015:8 [ref. 33893] Stevardiinae, tribe Stevardiini, Vanegas-Ríos 2016:6 [ref. 34359], Vanegas-Ríos 2017:1 [ref. 35531], Ferreira et al. 2018:161 [ref. 35911], Melo et al. 2024:10 [ref. 41541] in Stevardiinae). Current status: Valid as Gephyrocharax Eigenmann 1912. Stevardiidae: Stevardiinae.

Glandulocauda Eigenmann [C. H.] 1911:168 Fem. Glandulocauda melanogenys Eigenmann 1911. Type by original designation. •Valid as Glandulocauda Eigenmann 1911 -- (Géry 1977:362 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Weitzman et al. 1988:384 [ref. 13557], Menezes & Weitzman 1990:384 [ref. 16172], Weitzman & Menezes 1998:183 [ref. 23843], Weitzman in Reis et al. 2003:224 [ref. 27061], Mirande 2009:8 [ref. 30267] and Mirande 2010:533 [ref. 31006] in Characidae, Stevardiinae, Menezes et al. 2008:33 [ref. 31161], Menezes & Weitzman 2009:309 [ref. 30495] in Glandulocaudinae, Oliveira et al. 2011:16 [ref. 31685], Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tribe Glandulocaudini, Melo et al. 2024:9 [ref. 41541] in Glandulocaudinae). Current status: Valid as Glandulocauda Eigenmann 1911. Stevardiidae: Glandulocaudinae.

Hemibrycon (subgenus of Tetragonopterus) Günther [A.] 1864:318, 330 Masc. Tetragonopterus polyodon Günther 1864. Type by monotypy. Described in key (p. 318) as section or subgenus of Tetragonopterus with corresponding species on p. 330. •Valid as Hemibrycon Günther 1864 -- (Géry 1977:378 [ref. 1597], Taphorn 1992:197 [ref. 23654], Malabarba in Reis et al. 2003:129 [ref. 27061], Román-Valencia et al. 2006:209 [ref. 28983], Román-Valencia et al. 2007:180 [ref. 29496], Román-Valencia & Arcila-Mesa 2008:74 [ref. 29744], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Román-Valencia & Arcila-Mesa 2009:78 [ref. 30718], Román-Valencia et al. 2009:27 [ref. 30722], Román-Valencia & Arcila-Mesa 2010:339 [ref. 30721], Román-Valencia et al. 2010:99 [ref. 30945], Mirande 2010:533 [ref. 31006], Bertaco & Malabarba 2010:738 [ref. 31076], Oliveira et al. 2011:16 [ref. 31685], Román-Valencia et al. 2013:1365 [ref. 32877], Sarmiento et al. 2014:184 [ref. 35004], García-Alzate et al. 2015:89 [ref. 33838], Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tribe Hemibryconini, García-Melo et al. 2018:[1] [ref. 35894], Román-Valencia et al. 2018:38 [ref. 36348], García-Melo et al. 2019:13 [ref. 36761], Ardila Rodríguez 2020:1 [ref. 37579], Ruiz-C. et al. 2023:215 [ref. 40482], Melo et al. 2024:10 [ref. 41541] in Hemibryconinae). Current status: Valid as Hemibrycon Günther 1864. Stevardiidae: Hemibryconinae.

Hypobrycon Malabarba [M. C. S. L.] & Malabarba [L. R.] 1994:20 Masc. Hypobrycon maromba Malabarba & Malabarba 1994. Type by original designation (also monotypic). •Valid as Hypobrycon Malabarba & Malabarba 1994 -- (Almirón et al. 2001:38 [ref. 26609], Malabarba in Reis et al. 2003:141 [ref. 27061], Mirande 2009:8 [ref. 30267] and Mirande 2010:533 [ref. 31006] in Characidae, Stevardiinae with question, Oliveira et al. 2011:16 [ref. 31685]). •Synonym of Bryconamericus Eigenmann 1907 -- (Thomaz et al. 2015:20 [ref. 33893]). Current status: Synonym of Bryconamericus Eigenmann 1907. Stevardiidae: Diapominae.

Hysteronotus Eigenmann [C. H.] 1911:171 Masc. Hysteronotus megalostomus Eigenmann 1911. Type by original designation (also monotypic). •Valid as Hysteronotus Eigenmann 1911 -- (Géry 1977:358 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Weitzman & Menezes 1998:186 [ref. 23843], Weitzman in Reis et al. 2003:224 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Mirande 2010:533 [ref. 31006], Thomaz et al. 2015:4 [ref. 33893] Stevardiinae, tribe Hysteronotini, Sarmiento et al. 2014:184 [ref. 35004], Menezes et al. 2016:495 [ref. 34593], Melo et al. 2024:10 [ref. 41541] in Stevardiinae). Current status: Valid as Hysteronotus Eigenmann 1911. Stevardiidae: Stevardiinae.

Iotabrycon Roberts [T. R.] 1973:491 Masc. Iotabrycon praecox Roberts 1973. Type by original designation (also monotypic). •Valid as Iotabrycon Roberts 1973 -- (Géry 1977:359 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Weitzman & Menezes 1998:187 [ref. 23843], Weitzman in Reis et al. 2003:224 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Zarske 2010:84 [ref. 30919], Mirande 2010:533 [ref. 31006], Thomaz et al. 2015:4 [ref. 33893] Stevardiinae, tribe Xenurobryconini, Melo et al. 2024:8 [ref. 41541] in Xenurobryconinae). Current status: Valid as Iotabrycon Roberts 1973. Stevardiidae: Xenurobryconinae.

Knodus Eigenmann [C. H.] 1911:216 Masc. Knodus meridae Eigenmann 1911. Type by monotypy. Also appeared as new genus in Eigenmann 1918:114 [ref. 1240] with type given as Bryconamericus breviceps Eigenmann. •Synonym of Bryconamericus Eigenmann 1907 -- (Taphorn 1992:134 [ref. 23654], Román-Valencia 2000:462 [ref. 25256], Román-Valencia 2003:482 [ref. 27478], Román-Valencia 2003:477 [ref. 27478]). •Valid as Knodus Eigenmann 1911 -- (Géry 1977:391 [ref. 1597], Silva in Reis et al. 2003:143 [ref. 27061], Lima et al. 2004:577 [ref. 27909], Zarske & Géry 2006:51 [ref. 28753], Ferreira & Lima 2006:630 [ref. 28919], Ferreira & Carvajal 2007:31 [ref. 29173], Zarske 2007:15 [ref. 29232], Zarske 2008:160 [ref. 29918], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Menezes et al. 2009:57 [ref. 30293], Zarske et al. 2010:8 [ref. 30816], Mirande 2010:533 [ref. 31006], Ferreira & Netto-Ferreira 2010:468 [ref. 30882], Oliveira et al. 2011:16 [ref. 31685], Esguícero & Castro 2014:39 [ref. 33506], Sarmiento et al. 2014:184 [ref. 35004], Thomaz et al. 2015:8 [ref. 33893] Stevardiinae, tribe Diapomini, García-Melo et al. 2019:15 [ref. 36761], Menezes & Marinho 2019:1 [ref. 36822], Dos Anjos de Sousa et al. 2020:575 [ref. 37361], Menezes et al. 2020:1 [ref. 37599], Deprá et al. 2021:1 [ref. 38180], Aguiar et al. 2022:1 [ref. 39329], Ferreira & Ohara 2023:365 [ref. 39833], Silva-Oliveira et al. 2023:1 [ref. 40192], Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Knodus Eigenmann 1911. Stevardiidae: Diapominae.

Landonia Eigenmann [C. H.] & Henn [A. W.] in Eigenmann, Henn & Wilson 1914:1 Fem. Landonia latidens Eigenmann & Henn 1914. Type by monotypy. •Valid as Landonia Eigenmann & Henn 1914 -- (Roberts 1973:491 [ref. 3776], Géry 1977:359 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Weitzman & Menezes 1998:180 [ref. 23843], Weitzman in Reis et al. 2003:224 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Mirande 2010:533 [ref. 31006], Thomaz et al. 2015:21 [ref. 33893] incertae sedis in Stevardiinae, Melo et al. 2024:8 [ref. 41541] in Landoninae). Current status: Valid as Landonia Eigenmann & Henn 1914. Stevardiidae: Landoninae.

Lepidocharax Ferreira [K. M.], Menezes [N. A.] & Quagio-Grassiotto [I.] 2011:283 Fem. Lepidocharax diamantina Ferreira, Menezes & Quagio-Grassiotto 2011. Type by original designation. •Valid as Lepidocharax Ferreira, Menezes & Quagio-Grassiotto 2011 -- (Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tentatively in tribe Diapomini, Melo et al. 2024:10 [ref. 41541] in Planaltininae). Current status: Valid as Lepidocharax Ferreira, Menezes & Quagio-Grassiotto 2011. Stevardiidae: Planaltininae.

Lophiobrycon Castro [R. M. C.], Ribeiro [A. C.], Benine [R. C.] & Melo [A. L. A.] 2003:13 Masc. Lophiobrycon weitzmani Castro, Ribeiro, Benine & Melo 2003. Type by original designation (also monotypic). •Valid as Lophiobrycon Castro, Ribeiro, Benine & Melo 2003 -- (Menezes et al. 2008:33 [ref. 31161], Menezes & Weitzman 2009:305 [ref. 30495] in Glandulocaudinae, Mirande 2010:533 [ref. 31006] in Stevardiinae, Thomaz et al. 2010:1350 [ref. 31210], Oliveira et al. 2011:16 [ref. 31685], Thomaz et al. 2015:8 [ref. 33893] Stevardiinae, tribe Glandulocaudini, Melo et al. 2024:9 [ref. 41541] in Glandulocaudinae). Current status: Valid as Lophiobrycon Castro, Ribeiro, Benine & Melo 2003. Stevardiidae: Glandulocaudinae.

Markiana Eigenmann [C. H.] 1903:145 Fem. Tetragonopterus nigripinnis Perugia 1891. Type by original designation (also monotypic). •Valid as Markiana Eigenmann 1903 -- (Géry 1977:455 [ref. 1597], Taphorn 1992:248 [ref. 23654], Britski et al. 1999:30 [ref. 24147], Zarske & Géry 2002:17 [ref. 26554], Pavanelli in Reis et al. 2003:144 [ref. 27061], Mirande 2009:7 [ref. 30267] in Characidae, Astyanax clade, Mirande 2010:514 [ref. 31006], Baicere-Silva et al. 2011:371 [ref. 31394] in Stevardiinae, Mirande et al. 2011:13 [ref. 31465] in Astyanax clade, Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tribe Eretmobryconini, Melo et al. 2024:8 [ref. 41541] in Landoninae). Current status: Valid as Markiana Eigenmann 1903. Stevardiidae: Landoninae.

Microbrycon Eigenmann [C. H.] & Wilson [C.] in Eigenmann, Henn & Wilson 1914:3 Masc. Microbrycon minutus Eigenmann & Wilson 1914. Type by monotypy. •Status uncertain -- (see Weitzman & Fink 1985:2 [ref. 5203]). •Synonym of Pterobrycon Eigenmann 1913 -- (Géry 1977:359 [ref. 1597], Weitzman in Reis et al. 2003:227 [ref. 27061]). Current status: Uncertain as Pterobrycon Eigenmann 1913. Stevardiidae: Diapominae.

Microcaelurus Miranda Ribeiro [A. de] 1939:362 Masc. Microcaelurus odontocheilus Miranda Ribeiro 1939. Type by monotypy. A translation of the original description may be found in Myers & Böhlke 1956:11-12 [ref. 5937]. •Synonym of Tyttocharax Fowler 1913. Current status: Synonym of Tyttocharax Fowler 1913. Stevardiidae: Xenurobryconinae.

Microgenys Eigenmann [C. H.] 1913:22 Fem. Microgenys minutus Eigenmann 1913. Type by original designation (also monotypic). Genus is apparently feminine in gender. •Valid as Microgenys Eigenmann 1913 -- (Géry 1977:398 [ref. 1597], Langeani in Reis et al. 2003:144 [ref. 27061], Mirande 2009:8 [ref. 30267] and Mirande 2010:533 [ref. 31006] in Characidae, Thomaz et al. 2015:4 [ref. 33893] incertae sedis in Stevardiinae, Melo et al. 2024:11 [ref. 41541] in Creagrutinae). Current status: Valid as Microgenys Eigenmann 1913. Stevardiidae: Creagrutinae.

Mimagoniates Regan [C. T.] 1907:402 Masc. Mimagoniates barberi Regan 1907. Type by monotypy. •Valid as Mimagoniates Regan 1907 -- (Schultz 1959:7 [ref. 39721], Géry 1977:362 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Weitzman et al. 1988:384 [ref. 13557], Malabarba 1989:136 [ref. 14217], Menezes & Weitzman 1990 [ref. 16172], Weitzman et al. 1996:184 [ref. 24771], Weitzman et al. 1996:179 [ref. 24772], Weitzman et al. 1996:195 [ref. 24773], Weitzman & Menezes 1998:183 [ref. 23843], Britski et al. 1999:49 [ref. 24147], Weitzman in Reis et al. 2003:224 [ref. 27061], Menezes et al. 2008:33 [ref. 31161], Mirande 2009:8 [ref. 30267] ad Mirande 2010:533 [ref. 31006] in Characidae, Stevardiinae, Menezes & Weitzman 2009:323 [ref. 30495] in Glandulocaudinae, Mantinian & Miquelarena 2010:416 [ref. 30959], Oliveira et al. 2011:16 [ref. 31685], Azpelicueta & Koerber 2012:784 [ref. 32131], Thomaz et al. 2015:8 [ref. 33893] Stevardiinae, tribe Glandulocaudini, Bertaco et al. 2016:414 [ref. 34561], Melo et al. 2024:9 [ref. 41541] in Glandulocaudinae). Current status: Valid as Mimagoniates Regan 1907. Stevardiidae: Glandulocaudinae.

Monotocheirodon Eigenmann [C. H.] & Pearson [N. E.] in Pearson 1924:34 Masc. Monotocheirodon pearsoni Eigenmann 1924. Type by monotypy. •Valid as Monotocheirodon Eigenmann & Pearson 1924 -- (Géry 1977:547 [ref. 1597], Malabarba 1998:231 [ref. 23844], Malabarba in Reis et al. 2003:150 [ref. 27061], Mirande 2009:8 [ref. 30267] ans Mirande 2010:533 [ref. 31006] in Characidae, Stevardiinae with question, Menezes et al. 2009:57 [ref. 30293], Menezes et al. 2013:54 [ref. 32808], Thomaz et al. 2015:4 [ref. 33893], Carvalho et al. 2024:1 [ref. 40982], Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Monotocheirodon Eigenmann & Pearson 1924. Stevardiidae: Diapominae.

Nans Mirande [J. M.], Aguilera [G.] & Azpelicueta [M. de las M.] 2004:717 Masc. Nans indefessus Mirande, Aguilera & Azpelicueta 2004. Type by original designation (also monotypic). Preoccupied by Nans in annelids. Replaced by Nantis Mirande, Aguilera & Azpelicueta 2006. •Synonym of Nantis Mirande, Aguilera & Azpelicueta 2006. •Synonym of Bryconamericus Eigenmann 1907 -- (Thomaz et al. 2015:20 [ref. 33893]). 1°Homonym. Current status: Synonym of Bryconamericus Eigenmann 1907. Stevardiidae: Diapominae.

Nantis Mirande [J. M.], Aguilera [G.] & Azpelicueta [M. de las M.] 2006:305 Masc. Nans indefessus Mirande, Aguilera & Azpelicueta 2004. Type by being a replacement name. Replacement for Nans Mirande, Aguilera & Azpelicueta 2004, preoccupied in annalids. •Valid as Nantis Mirande, Aguilera & Azpelicueta 2006 -- (Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Mirande 2010:533 [ref. 31006]). •Synonym of Bryconamericus Eigenmann 1907 -- (Thomaz et al. 2015:20 [ref. 33893]). Current status: Synonym of Bryconamericus Eigenmann 1907. Stevardiidae: Diapominae.

Nematopoma Gill [T. N.] 1858:428 Neut. Nematopoma searlesii Gill 1858. Type by monotypy. •Synonym of Corynopoma Gill 1858 -- (Weitzman & Fink 1985:2 [ref. 5203], Taphorn 1992:164 [ref. 23654], Weitzman in Reis et al. 2003:223 [ref. 27061]). Current status: Synonym of Corynopoma Gill 1858. Stevardiidae: Stevardiinae.

Odontostoechus Gomes [A. L.] 1947:7 Masc. Odontostoechus lethostigmus Gomes 1947. Type by original designation (also monotypic). •Synonym of Othonocheirodus Myers 1927 -- (Géry 1977:559 [ref. 1597]). •Possibly valid -- (Malabarba 1998:231-232 [ref. 23844]). •Valid as Odontostoechus Gomes 1947 -- (Malabarba in Reis et al. 2003:151 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Mirande 2010:533 [ref. 31006], Oliveira et al. 2011:16 [ref. 31685]). •Synonym of Bryconamericus Eigenmann 1907 -- (Thomaz et al. 2015:20 [ref. 33893]). Current status: Synonym of Bryconamericus Eigenmann 1907. Stevardiidae: Diapominae.

Othonocheirodus Myers [G. S.] 1927:113 Masc. Othonocheirodus eigenmanni Myers 1927. Type by original designation (also monotypic). •Valid as Othonocheirodus Myers 1927 -- (Géry 1977:559 [ref. 1597], Malabarba 1998:231 [ref. 23844], Malabarba in Reis et al. 2003:152 [ref. 27061], Mirande 2009:8 [ref. 30267] and Mirande 2010:533 [ref. 31006] in Characidae, Stevardiinae with question, Thomaz et al. 2015:4 [ref. 33893] incertae sedis in Stevardiinae, Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Othonocheirodus Myers 1927. Stevardiidae: Diapominae.

Phallobrycon Menezes [N. A.], Ferreira [K. M.] & Netto-Ferreira [A. L.] 2009:48 Masc. Phallobrycon adenacanthus Menezes, Ferreira & Netto-Ferreira 2009. Type by original designation (also monotypic). •Valid as Phallobrycon Menezes, Ferreira & Netto-Ferreira 2009 00 (Mirande 2010:533 [ref. 31006] in Characidae, Stevardiinae with question, Thomaz et al. 2015:4 [ref. 33893] incertae sedis in Stevardiinae, Netto-Ferreira et al. 2016:255 [ref. 34905], Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Phallobrycon Menezes, Ferreira & Netto-Ferreira 2009. Stevardiidae: Diapominae.

Phenacobrycon Eigenmann [C. H.] 1922:147 Masc. Bryconamericus henni Eigenmann 1914. Type by original designation. •Valid as Phenacobrycon Eigenmann 1922 -- (Roberts 1973:490 [ref. 3776], Géry 1977:358 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Weitzman & Menezes 1998:186 [ref. 23843], Weitzman in Reis et al. 2003:226 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Mirande 2010:533 [ref. 31006], Thomaz et al. 2015:4 [ref. 33893] incertae sedis in Stevardiinae, Melo et al. 2024:8 [ref. 41541] in Landoninae). Current status: Valid as Phenacobrycon Eigenmann 1922. Stevardiidae: Landoninae.

Piabarchus Myers [G. S.] 1928:90 Masc. Piabina analis Eigenmann 1914. Type by original designation (also monotypic). •Valid as Piabarchus Myers 1928 -- (Géry 1977:395 [ref. 1597], Mahnert & Géry 1988:1 [ref. 6407], Britski et al. 1999:36 [ref. 24147] as Piabarcus, Almirón et al. 2001:38 [ref. 26609], Lima in Reis et al. 2003:153 [ref. 27061], Mirande 2009:8 [ref. 30267] and Mirande 2010:533 [ref. 31006] in Characidae, Stevardiinae with question, Oliveira et al. 2011:16 [ref. 31685], Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tribe Diapomini, Bertaco et al. 2016:414 [ref. 34561], Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Piabarchus Myers 1928. Stevardiidae: Diapominae.

Piabina Reinhardt [J. T.] 1867:49 Fem. Piabina argentea Reinhardt 1867. Type by monotypy. •Synonym of Creagrutus Günther 1864 -- (Mahnert & Géry 1988:5 [ref. 6407]). •Valid as Piabina Reinhardt 1867 -- (Géry 1977:403 [ref. 1597], Vari & Harold 1998:256 [ref. 23845], Vari & Harold 2001:223 [ref. 25842], Almirón et al. 2001:38 [ref. 26609], Vari & Harold in Reis et al. 2003:154 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Román-Valencia et al. 2010:87 [ref. 30781], Mirande 2010:533 [ref. 31006], Oliveira et al. 2011:16 [ref. 31685], Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tribe Diapomini, Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Piabina Reinhardt 1867. Stevardiidae: Diapominae.

Planaltina Böhlke [J. E.] 1954:265 Fem. Planaltina myersi Böhlke 1954. Type by original designation (also monotypic). •Valid as Planaltina Böhlke 1954 -- (Géry 1977:358 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Weitzman et al. 1988:383 [ref. 13557], Weitzman & Menezes 1998:184 [ref. 23843], Weitzman in Reis et al. 2003:226 [ref. 27061], Menezes et al. 2003:561 [ref. 27327], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Mirande 2010:533 [ref. 31006], Menezes & Weitzman 2011:59 [ref. 31289], Oliveira et al. 2011:16 [ref. 31685], Thomaz et al. 2015:4 [ref. 33893] Stevardiinae, probably in tribe Diapomini, Deprá et al. 2018:1 [ref. 35939], Melo et al. 2024:10 [ref. 41541] in Planaltininae). Current status: Valid as Planaltina Böhlke 1954. Stevardiidae: Planaltininae.

Pseudocorynopoma Perugia [A.] 1891:646 Neut. Pseudocorynopoma doriae Perugia 1891. Type by monotypy. Predates junior synonyms of same year; Pseudocorynopoma published 30 April, Chalcinopelecus Holmberg in June, Bergia Steindachner on 9 July. •Valid as Pseudocorynopoma Perugia 1891 -- (Géry 1977:359 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Weitzman et al. 1988:383 [ref. 13557], Malabarba 1989:138 [ref. 14217], Weitzman & Menezes 1998:186 [ref. 23843], Weitzman in Reis et al. 2003:226 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Mirande 2010:533 [ref. 31006], Oliveira et al. 2011:16 [ref. 31685], Thomaz et al. 2015:10 [ref. 33893] Stevardiinae, tribe Stevardiini, Bertaco et al. 2016:414 [ref. 34561], Vanegas-Ríos 2017:18 [ref. 35531], Malabarba et al. 2020:1 [ref. 37866], Melo et al. 2024:10 [ref. 41541] in Stevardiinae). Current status: Valid as Pseudocorynopoma Perugia 1891. Stevardiidae: Stevardiinae.

Pterobrycon Eigenmann [C. H.] 1913:3 Masc. Pterobrycon landoni Eigenmann 1913. Type by monotypy. •Valid as Pterobrycon Eigenmann 1913 -- (Géry 1977:359 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Weitzman & Menezes 1998:186 [ref. 23843], Weitzman in Reis et al. 2003:227 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Mirande 2010:533 [ref. 31006], Thomaz et al. 2015:4 [ref. 33893] Stevardiinae, probably in tribe Stevardiini, Vanegas-Ríos 2017:17 [ref. 35531] in tribe Stevardiini, Melo et al. 2024:10 [ref. 41541] in Stevardiinae). Current status: Valid as Pterobrycon Eigenmann 1913. Stevardiidae: Stevardiinae.

Ptychocharax Weitzman [S. H.], Fink [S. V.], Machado-Allison [A.] & Royero [R.] 1994:49 Masc. Ptychocharax rhyacophila Weitzman, Fink, Machado-Allison & Royero 1994. Type by original designation (also monotypic). •Valid as Ptychocharax Weitzman, Fink, Machado-Allison & Royero 1994 -- (Weitzman & Menezes 1998:187 [ref. 23843], Weitzman in Reis et al. 2003:227 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Zarske 2010:84 [ref. 30919] but misspelled Ptychobrycon on p. 84, Mirande 2010:533 [ref. 31006], Thomaz et al. 2015:4 [ref. 33893] Stevardiinae, probably in tribe Xenurobryconini, Melo et al. 2024:8 [ref. 41541] in Xenurobryconinae). Current status: Valid as Ptychocharax Weitzman, Fink, Machado-Allison & Royero 1994. Stevardiidae: Xenurobryconinae.

Rhinobrycon Myers [G. S.] 1944:587 Masc. Rhinobrycon negrensis Myers 1944. Type by original designation (also monotypic). •Valid as Rhinobrycon Myers 1944 -- (Géry 1977:402 [ref. 1597], Almirón et al. 2001:38 [ref. 26609], Malabarba in Reis et al. 2003:155 [ref. 27061], Mirande 2009:8 [ref. 30267] Mirande 2010:533 [ref. 31006] and Mirande 2010:533 [ref. 31006] in Characidae, Stevardiinae with question, Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tribe Diapomini, Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Rhinobrycon Myers 1944. Stevardiidae: Diapominae.

Rhinopetitia Géry [J.] 1964:454 Fem. Rhinopetitia myersi Géry 1964. Type by original designation (also monotypic). •Valid as Rhinopetitia Géry 1964 -- (Géry 1977:402 [ref. 1597], Almirón et al. 2001:38 [ref. 26609], Malabarba in Reis et al. 2003:155 [ref. 27061], Mirande 2009:8 [ref. 30267] and Mirande 2010:533 [ref. 31006] in Characidae, Stevardiinae with question, Netto-Ferreira et al. 2014:1539 [ref. 33296], Thomaz et al. 2015:4 [ref. 33893] incertae sedis in Stevardiinae, Menezes & Netto-Ferreira 2019:61 [ref. 37097], Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Rhinopetitia Géry 1964. Stevardiidae: Diapominae.

Scopaeocharax Weitzman [S. H.] & Fink [S. V.] 1985:56 Masc. Tyttocharax rhinodus Böhlke 1958. Type by original designation. •Valid as Scopaeocharax Weitzman & Fink 1985 -- (Weitzman & Menezes 1998:187 [ref. 23843], Weitzman in Reis et al. 2003:227 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Zarske 2010:84 [ref. 30919], Mirande 2010:533 [ref. 31006], Thomaz et al. 2015:8 [ref. 33893] in Stevardiinae, tribe Xenurobryconini, Melo et al. 2024:8 [ref. 41541] in Xenurobryconinae). Current status: Valid as Scopaeocharax Weitzman & Fink 1985. Stevardiidae: Xenurobryconinae.

Stevardia Gill [T. N.] 1858:423 Fem. Stevardia albipinnis Gill 1858. Type by monotypy. Named for Mr. Steward but spelled Stevardia (no 'w' in Latin). •Synonym of Corynopoma Gill 1858 by action of first reviser -- (Günther 1864:287 [ref. 1974]; see Weitzman & Fink 1985:2 [ref. 5203], Taphorn 1992:164 [ref. 23654] as Stewardia, Weitzman & Menezes 1998:186 [ref. 23843], Weitzman in Reis et al. 2003:223 [ref. 27061]). Current status: Synonym of Corynopoma Gill 1858. Stevardiidae: Stevardiinae.

Tyttocharax Fowler [H. W.] 1913:563 Masc. Tyttocharax madeirae Fowler 1913. Type by original designation (also monotypic). •Valid as Tyttocharax Fowler 1913 -- (Géry 1977:362 [ref. 1597], Weitzman & Fink 1985:1 et seq. [ref. 5203], Weitzman & Ortega 1995 [ref. 21874], Weitzman & Menezes 1998:187 [ref. 23843], Weitzman in Reis et al. 2003:228 [ref. 27061], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Zarske 2010:83 [ref. 30919], Mirande 2010:533 [ref. 31006], Oliveira et al. 2011:16 [ref. 31685], Román-Valencia et al. 2012:519 [ref. 32203], Thomaz et al. 2015:8 [ref. 33893] Stevardiinae, tribe Xenurobryconini, Melo et al. 2024:8 [ref. 41541] in Xenurobryconinae). Current status: Valid as Tyttocharax Fowler 1913. Stevardiidae: Xenurobryconinae.

Varicharax Vanegas-Ríos [J. A.], Faustino-Fuster [D. R.], Meza-Vargas [V.] & Ortega [H.] 2020:391 Masc. Varicharax nigrolineatus Vanegas-Ríos, Faustino-Fuster, Meza-Vargas & Ortega 2020. Type by original designation (and monotypic). •Valid as Varicharax Vanegas-Ríos, Faustino-Fuster, Meza-Vargas & Ortega 2020 -- (Melo et al. 2024:10 [ref. 41541] in Stevardiinae). Current status: Valid as Varicharax Vanegas-Ríos, Faustino-Fuster, Meza-Vargas & Ortega 2020. Stevardiidae: Stevardiinae.

Xenurobrycon Myers [G. S.] & Miranda Ribeiro [P. de] 1945:2 Masc. Xenurobrycon macropus Myers & Miranda Ribeiro 1945. Type by original designation (also monotypic). •Valid as Xenurobrycon Myers & Miranda Ribeiro 1945 -- (Weitzman & Fink 1985:1 et seq. [ref. 5203], Weitzman 1987 [ref. 5982], Weitzman & Menezes 1998:187 [ref. 23843], Britski et al. 1999:48 [ref. 24147], Weitzman in Reis et al. 2003:228 [ref. 27061], Moreira 2005:855 [ref. 28474], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Zarske 2010:84 [ref. 30919], Mirande 2010:533 [ref. 31006], Oliveira et al. 2011:16 [ref. 31685], Thomaz et al. 2015:8 [ref. 33893] Stevardiinae, tribe Xenurobryconini, Mendonça et al. 2016:[1] [ref. 34350], Melo et al. 2024:8 [ref. 41541] in Xenurobryconinae). Current status: Valid as Xenurobrycon Myers & Miranda Ribeiro 1945. Stevardiidae: Xenurobryconinae.

Xenurocharax Regan [C. T.] 1913:463 Masc. Xenurocharax spurrellii Regan 1913. Type by monotypy. •A synonym of Argopleura Eigenmann (June) 1913, Xenurocharax published in Nov. -- (Weitzman in Reis et al. 2003:223 [ref. 27061]). Current status: Synonym of Argopleura Eigenmann 1913. Stevardiidae: Argopleurinae.