bufonius, Hypostomus Valenciennes [A.] in Cuvier & Valenciennes 1840:511 [Histoire naturelle des poissons v. 15; ref. 1008] Río Apurimac, Peru, elevation 2000 meters. Syntypes: MNHN 0000-2228 (2). Type catalog: Bertin & Estève 1950:68 [ref. 19575], Ferraris 2007:219 [ref. 29155]. •Valid as Ancistrus bufonius (Valenciennes 1840) -- (Isbrücker 1980:67 [ref. 2303], Ortega & Vari 1986:16 [ref. 9708], Burgess 1989:436 [ref. 12860], Isbrücker 2001:25, 28 [ref. 25653], Isbrücker 2002:12 [ref. 27178], Fisch-Muller in Reis et al. 2003:374 [ref. 27061], Ferraris 2007:219 [ref. 29155], Sarmiento et al. 2014:161, 191 [ref. 35004], Neuhaus et al. 2023:7 [ref. 40715]). Current status: Valid as Ancistrus bufonius (Valenciennes 1840). Loricariidae: Hypostominae. Distribution: South America: Apurimac River drainage, Ucayali River basin, Peru and Bolivia. Habitat: freshwater.