Species that contain: Corydoras and aeneus and aeneus [ 5 ] records

aeneum, Hoplosoma Gill [T. N.] 1858:403 [43] [Annals of the Lyceum of Natural History of New York v. 6 (nos 10-13, art. 38); ref. 1750] Trinidad Island, West Indies. Lectotype: USNM 1116. Paralectotypes: ?USNM 92819 (1), 205649 (3). Type catalog: Ferraris & Vari 1992:15 [ref. 19771], Ferraris 2007:112 [ref. 29155]. On p. 43 of separate. Lectotype selected by Nijssen & Isbrücker 1980:208 [ref. 6910]. •Valid as Corydoras aeneus (Gill 1858) -- (Nijssen & Isbrücker 1980:207 [ref. 6910], Ortega & Vari 1986:16 [ref. 9708], Burgess 1989:365 [ref. 12860], Turner et al. 1992:17 [ref. 22320], Gómez & Chebez 1996:62 [ref. 23791], Britski et al. 1999:126 [ref. 24147], Fuller et al. 1999:218 [ref. 25838], Le Bail et al. 2000:184 [ref. 24549], Helmdach 2001:12 [ref. 25830], Casatti et al. 2001:5 [ref. 25929] as cf. aeneus, Isbrücker 2001:219 [ref. 26805], Reis in Reis et al. 2003:294 [ref. 27061], López et al. 2003:42 [ref. 27366], Casciotta et al. 2003:127 [ref. 28130] as cf. aeneus, Menni 2004:82 [ref. 28131], Mundy 2005:154 [ref. 28379], Ferraris 2007:112 [ref. 29155], Calviño & Alonso 2010:199 [ref. 30829], Tencatt et al. 2013:258 [ref. 32752], Phillip et al. 2013:18 [ref. 32896], Barriga Salazar 2014:111 [ref. 35745], Espíndola et al. 2014:26 [ref. 33269], Litz & Koerber 2014:23 [ref. 33622], Sarmiento et al. 2014:148, 190 [ref. 35004], Mirande & Koerber 2015:39 [ref. 35117], Tencatt & Ohara 2016:[12] [ref. 34353], Ottoni et al. 2016:132 [ref. 34756], Bertaco et al. 2016:416 [ref. 34561], Nión et al. 2016:31 [ref. 35565], Koerber et al. 2017:57 [ref. 35267], DoNascimiento et al. 2017:72 [ref. 35633], Grant 2018:26 [ref. 36057], Reis et al. 2020:464 [ref. 38364], Meza-Vargas et al. 2021:25 [ref. 39298], Jamandre 2023:174 [ref. 40455], Loureiro et al. 2023:93 [ref. 40506], Tencatt et al. 2023:22 [ref. 40180]). Current status: Valid as Corydoras aeneus (Gill 1858). Callichthyidae: Corydoradinae. Distribution: South America: Trinidad and Tobago, Venezuela and ? Colombia. Introduced in the Hawaiian Islands (U.S.A.), the Philippines and Uruguay. Habitat: freshwater.

macrosteus, Corydoras Regan [C. T.] 1912:219 [Annals and Magazine of Natural History (Series 8) v. 10 (no. 56); ref. 14865] Rio Piracicaba, São Paulo, Brazil. Lectotype: BMNH 1905.6.9.12. Paralectotypes: BMNH 1905.6.9.13-15 (3). Type catalog: Ferraris 2007:112 [ref. 29155]. Lectotype selected by Nijssen & Isbrücker 1980:208 [ref. 6910]. •Doubtful species -- (Isbrücker 2001:229 [ref. 26805]). •Synonym of Corydoras aeneus (Gill 1858) -- (Nijssen & Isbrücker 1980:207 [ref. 6910], Reis in Reis et al. 2003:294 [ref. 27061], Ferraris 2007:112 [ref. 29155], Litz & Koerber 2014:23 [ref. 33622], Mirande & Koerber 2015:39 [ref. 35117], Koerber et al. 2017:57 [ref. 35267]). •Possibly valid as Corydoras macrosteus Regan 1912 -- (Tencatt et al. 2023:21 [ref. 40180]). Current status: Uncertain as Corydoras macrosteus Regan 1912. Callichthyidae: Corydoradinae. Distribution: South America: Rio Piracicaba drainage, São Paulo, Brazil. Habitat: freshwater.

microps, Corydoras Eigenmann [C. H.] & Kennedy [C. H.] 1903:506 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 55; ref. 1260] Lagoon near Rio Branco, Mato Grosso, Brazil. Holotype: CAS 20662 [ex IU 9892]. Paratypes: AMNH 1245 (1); CAS 20664 [ex IU 9893] (orig. 3, now 1), 20665 [ex IU 9895] (2); IU 9894 (1); ZMB 16905 (1). Type catalog: Ferraris 2007:112 [ref. 29155]. •Valid -- (authors). •Status uncertain -- (Isbrücker 2001:230 [ref. 26805]). •Synonym of Corydoras aeneus (Gill 1858) -- (Nijssen & Isbrücker 1980:207 [ref. 6910], Reis in Reis et al. 2003:294 [ref. 27061], Ferraris 2007:112 [ref. 29155], Litz & Koerber 2014:23 [ref. 33622], Mirande & Koerber 2015:39 [ref. 35117], Koerber et al. 2017:57 [ref. 35267]). •Possibly valid as Corydoras microps Eigenmann & Kennedy 1903 -- (Tencatt et al. 2023:21 [ref. 40180]). Current status: Uncertain as Corydoras microps Eigenmann & Kennedy 1903. Callichthyidae: Corydoradinae. Distribution: South America: Paraguay River basin, Brazil, Uruguay and Argentina. Habitat: freshwater.

schultzei, Corydoras Holly [M.] 1940:111 [Anzeiger der Akademie der Wissenschaften in Wien, Mathematisch-Naturwissenschaftliche Klasse v. 77 (no. 15); ref. 13059] Aquarium specimen (said to be from very small water-courses of the Amazon). Syntypes: Münchner Tierpark A.G. 80/1938 (4) (lost in WWII). Type catalog: Ferraris 2007:112 [ref. 29155], Bogutskaya et al. 2022:74 [ref. 39277]. •Synonym of Corydoras aeneus (Gill 1858) -- (Nijssen & Isbrücker 1980:207 [ref. 6910], Isbrücker 2001:235 [ref. 26805], Reis in Reis et al. 2003:294 [ref. 27061], Ferraris 2007:112 [ref. 29155], Litz & Koerber 2014:23 [ref. 33622], Mirande & Koerber 2015:39 [ref. 35117], Koerber et al. 2017:57 [ref. 35267]). •Possibly valid as Corydoras schultzei Holly 1940 -- (Tencatt et al. 2023:21 [ref. 40180]). Current status: Uncertain as Corydoras schultzei Holly 1940. Callichthyidae: Corydoradinae. Distribution: South America: lower Amazon basin, Brazil. Habitat: freshwater.

venezuelanus, Corydoras Ihering [R. von] 1911:383 [Revista do Museo Paulista, São Paulo v. 8 (1910); ref. 14822] Río Cabriales, Valencia, State of Carabobo, Venezuela. Lectotype: MZUSP [ex DZSASP] 146. Paralectotypes: MZUSP [ex DZSASP] 5398 (1), MZUSP [ex DZSASP] 5399 (1). Type catalog: Ferraris 2007:112 [ref. 29155]. Lectotype selected by Britski 1969:208 [ref. 12401]. •Synonym of Corydoras aeneus (Gill 1858) -- (Nijssen & Isbrücker 1980:207 [ref. 6910], Isbrücker 2001:237 [ref. 26805], Reis in Reis et al. 2003:294 [ref. 27061], Ferraris 2007:112 [ref. 29155], Ohara et al. 2016:549 [ref. 34772], Litz & Koerber 2014:23 [ref. 33622], Mirande & Koerber 2015:39 [ref. 35117], Koerber et al. 2017:57 [ref. 35267]). Current status: Synonym of Corydoras aeneus (Gill 1858). Callichthyidae: Corydoradinae. Habitat: freshwater.