amphibelus, Corydoras Cope [E. D.] 1872:282 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 23; ref. 921] Tributaries of Río Ambyiacu, near Pebas, about 3°10'S, 71°50'W, Peru. Holotype (unique): ANSP 8290. Type catalog: Böhlke 1984:31 [ref. 13621], Ferraris 2007:113 [ref. 29155]. •Valid as Corydoras amphibelus Cope 1872 -- (Nijssen & Isbrücker 1980:195 [ref. 6910], Ortega & Vari 1986:16 [ref. 9708], Burgess 1989:365 [ref. 12860], Isbrücker 2001:220 [ref. 26805], Reis in Reis et al. 2003:294 [ref. 27061], Ferraris 2007:113 [ref. 29155], Barriga Salazar 2014:111 [ref. 35745], Meza-Vargas et al. 2021:25 [ref. 39298]). •Valid as Hoplisoma amphibelum (Cope 1872) -- (Dias et al. 2024:26 [ref. 41219]). Current status: Valid as Hoplisoma amphibelum (Cope 1872). Callichthyidae: Corydoradinae. Distribution: South America: upper Amazon River basin (Peru and Ecuador). Habitat: freshwater.