phalacra, Brachyglanis Eigenmann [C. H.] 1912:157, Pl. 12 (fig. 1), Pl. 13 (fig. 1) [Memoirs of the Carnegie Museum v. 5 (no. 1); ref. 1227] Amatuk Cataract, Guyana. Holotype (unique): FMNH 53216 [ex CM 1671]. Type catalog: Henn 1928:75 [ref. 12305], Ibarra & Stewart 1987:17 [ref. 12367], Ferraris 2007:181 [ref. 29155]. Appeared first as name only in Eigenmann 1910:384 [ref. 1224]. •Valid as Brachyglanis phalacra Eigenmann 1912 -- (Burgess & Finley 1996:166 [ref. 22901], Bockmann & Guazzelli in Reis et al. 2003:410 [ref. 27061], Ferraris 2007:181 [ref. 29155], Taphorn et al. 2022:48 [ref. 41297]). Current status: Valid as Brachyglanis phalacra Eigenmann 1912. Heptapteridae: Heptapterinae. Distribution: South America: Essequibo River basin (Guyana) endemic. Habitat: freshwater.