Tetranematichthys Bleeker [P.] 1858:357, 359 Masc. Ageneiosus quadrifilis Kner 1858. Type by monotypy. Also in Bleeker 1862:14 [ref. 393]. •See de Pinna 1998:310, 311 [ref. 23847]. •Valid as Tetranematichthys Bleeker 1858 -- (Curran 1989:412 [ref. 12547], Burgess 1989:286 [ref. 12860], Ferraris in Reis et al. 2003:477 [ref. 27061], Schraml 2005:22 [ref. 28585], Vari & Ferraris 2006:168 [ref. 28680], Ferraris 2007:78 [ref. 29155], Peixoto & Wosiaki 2010:69 [ref. 30757], Birindelli 2014:xx [ref. 33501], Calegari et al. 2019:[97] [ref. 36961]). Current status: Valid as Tetranematichthys Bleeker 1858. Auchenipteridae: Auchenipterinae.