gossei, Corydoras Nijssen [H.] 1972:424, Fig. 6 [Netherlands Journal of Zoology v. 21 (no. 4); ref. 673] Near Guajará Mirim, 10°50'S, 65°21'W, Rio Mamoré system, Rondônia State, Brazil. Holotype: IRSNB 487. Paratypes: IRSNB 488 (orig. 13, now 7), MZUSP [ex IRSNB 488] (6), USNM 205867 (2), ZMA 110396 (12). Type catalog: Nijssen et al. 1982:45 [ref. 19236], Walschaerts 1987:18 [ref. 20755], Ferraris & Vari 1992:14 [ref. 19771], Ferraris 2007:118 [ref. 29155]. •Valid as Corydoras gossei Nijssen 1972 -- (Nijssen & Isbrücker 1980:212 [ref. 6910], Burgess 1989:366 [ref. 12860], Isbrücker 2001:226 [ref. 26805], Reis in Reis et al. 2003:298 [ref. 27061], Ferraris 2007:118 [ref. 29155], Sarmiento et al. 2014:190 [ref. 35004], 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. 2016:550 [ref. 34772]). •Valid as Hoplisoma gossei (Nijssen 1972) -- (Dias et al. 2024:26 [ref. 41219]). Current status: Valid as Hoplisoma gossei (Nijssen 1972). Callichthyidae: Corydoradinae. Distribution: South America: Mamoré River drainage, western Aamzon basin, Brazil and Bolivia. Habitat: freshwater.