flaveolus, Corydoras Ihering [R. von] 1911:386 [Revista do Museo Paulista, São Paulo v. 8 (1910); ref. 14822] Tributaries to Rio Piracicaba above Salto, 23°10'S, 47°16'W, Estado de São Paulo, Brazil. Lectotype: MZUSP [ex DZSASP] 424. Type information: Britski 1969:207 [ref. 12401], Ferraris 2007:117 [ref. 29155]. One specimen known but description suggests more; known specimen is regarded as lectotype (see Nijssen & Isbrücker 1980:205 [ref. 6910]). •Valid as Corydoras flaveolus Ihering 1911 -- (Nijssen & Isbrücker 1980:205 [ref. 6910], Burgess 1989:366 [ref. 12860], Britto & Castro 2002:1007 [ref. 26509], Isbrücker 2001:225 [ref. 26805], Reis in Reis et al. 2003:297 [ref. 27061], Knaack 2004:111 [ref. 28306], Ferraris 2007:117 [ref. 29155], Tencatt et al. 2014:78 [ref. 33230], Tencatt et al. 2014:91 [ref. 33232], Tencatt & Pavanelli 2015:294 [ref. 35434], Tencatt & Ohara 2016:[13] [ref. 34353], Tencatt & Evers 2016:[11] [ref. 34387], Tencatt et al. 2016:[17] [ref. 34388], Ohara et al. 2016:549 [ref. 34772]). •Valid as Hoplisoma flaveolum (Ihering 1911) -- (Dias et al. 2024:26 [ref. 41219]). Current status: Valid as Hoplisoma flaveolum (Ihering 1911). Callichthyidae: Corydoradinae. Distribution: South America: upper Paraná River basin, Brazil. Habitat: freshwater.