isacanthus, Auchenipterus Cope [E. D.] 1878:677 [Proceedings of the American Philosophical Society v. 17 (no. 101); ref. 945] Peruvian Amazon. Syntypes: ANSP 21444-45 (2). Type catalog: Böhlke 1984:25 [ref. 13621], Ferraris 2007:80 [ref. 29155] •Valid as Trachycorystes isacanthus (Cope 1878) -- (Ortega & Vari 1986:14 [ref. 9708]). •Valid as Parauchenipterus isacanthus (Cope 1878) -- (Burgess 1989:242 [ref. 12860]). •Species inquirenda in Trachelyopterus -- (Ferraris in Reis et al. 2003:479 [ref. 27061], Ferraris 2007:80 [ref. 29155]). Current status: Uncertain as Trachelyopterus isacanthus (Cope 1878). Auchenipteridae: Auchenipterinae. Distribution: Peruvian Amazon. Habitat: freshwater.