grandoculis, Acestrorhynchus Menezes [N. A.] & Géry [J.] 1983:582, Fig. 8 [Revue Suisse de Zoologie v. 90 (no. 3); ref. 8307] Mouth of Rio Urubaxi in Rio Negro, Amazonas State, Brazil. Holotype: MZUSP 25863. Paratypes: MHNG 2098.20-22 (3); MNHN 1982-1113 (1); MZUSP 25864-76 (13), 25877-86 (10), 25887-911 (25), 25912-16 (5), 25917-28 (12), 25929-30 (2), 25931-33 (3); USNM 228083-86 (1, 1, 1, 1). Type catalog: Vari & Howe 1991:4 [ref. 19022], Oyakawa 1996:447-448 [ref. 23140]. •Valid as Acestrorhynchus grandoculis Menezes & Géry 1983 -- (Toledo-Piza & Menezes 1996:17 [ref. 22056], Menezes in Reis et al. 2003:232 [ref. 27061], López-Fernández & Winemiller 2003:204 [ref. 27386], Toledo-Piza 2007:755 [ref. 29426], DoNascimiento et al. 2017:45 [ref. 35633]). Current status: Valid as Acestrorhynchus grandoculis Menezes & Géry 1983. Acestrorhynchidae: Acestrorhynchinae. Distribution: Negro and Orinoco River basins: Brazil, Colombia and Venezuela. Habitat: freshwater.