tocantinensis, Cynopotamus Menezes [N. A.] 1987:5, Fig. 3 [Beaufortia v. 37 (no. 1); ref. 8072] Igarapé Pojuca, Rio Itacaiunas, Serra dos Carajás, Pará, Brazil. Holotype: MZUSP 35492. Paratypes: MZUSP 10416-19 (1 ea.), 26542 (1), 26525 (1), 33435 (8), 34319 (14); USNM 278984 (5); ZMA 119462 (3). Type catalog: Vari & Howe 1991:19 [ref. 19022], Oyakawa 1996:461-462 [ref. 23140]. •Valid as Cynopotamus tocantinensis Menezes 1987 -- (Lucena & Menezes in Reis et al. 2003:202 [ref. 27061], Menezes 2007:60 [ref. 29297], Koerber et al. 2022:39 [ref. 39235]). Current status: Valid as Cynopotamus tocantinensis Menezes 1987. Characidae: Characinae. Distribution: South America: Tocantins and Araguaia River basins (Brazil). Habitat: freshwater.