brachyurus, Euanemus Cope [E. D.] 1878:676 [Proceedings of the American Philosophical Society v. 17 (no. 101); ref. 945] Peruvian Amazon. Holotype (unique): ANSP 21552. Type catalog: Böhlke 1984:24 [ref. 13621], Ferraris 2007:72 [ref. 29155]. •Valid as Auchenipterus brachyurus (Cope 1878) -- (Ortega & Vari 1986:13 [ref. 9708], Ferraris & Vari 1999:406 [ref. 23953], Ferraris in Reis et al. 2003:473 [ref. 27061], Ferraris 2007:72 [ref. 29155], Barriga Salazar 2014:115 [ref. 35745], Sarmiento et al. 2014:143, 189 [ref. 35004], see DoNascimiento et al. 2017:[22] [ref. 35679], Calegari et al. 2019:[96] [ref. 36961], Meza-Vargas et al. 2021:22 [ref. 39298]). Current status: Valid as Auchenipterus brachyurus (Cope 1878). Auchenipteridae: Auchenipterinae. Distribution: South America: upper Amazon River basin (Bolivia, Brazil, Ecuador and Peru). Habitat: freshwater.