steindachneri, Centromochlus Gill [T. N.] 1870:95 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 22; ref. 17630] Río Marañon or Río Napo, Amazon system, Peru or Ecuador. No types known. Type catalog: Ferraris 2007:73 [ref. 29155] as types not found at USNM. •Valid as Centromochlus steindachneri Gill 1870 -- (Grant 2015:9 [ref. 33806] in subgenus Centromochlus). •Synonym of Centromochlus heckelii (De Filippi 1853) -- (Burgess 1989:242 [ref. 12860], Ferraris in Reis et al. 2003:474 [ref. 27061], Ferraris 2007:73 [ref. 29155], Sarmento-Soares et al. 2013:798 [ref. 33029]). Current status: Synonym of Centromochlus heckelii (De Filippi 1853). Auchenipteridae: Centromochlinae. Habitat: freshwater.