geryi, Serrasalmus Jégu [M.] & Santos [G. M. dos] 1988:248, Pl. 8 [Revue d'Hydrobiologie Tropicale v. 21 (no. 3); ref. 16245] Rio Araguaia, Araguacema, Brazil. Holotype: INPA 999. Paratypes: INPA 1000-1001 (3, 3); MNHN 1987-1070 to 1071 (1, 2). •Valid as Serrasalmus geryi Jégu & Santos 1988 -- (Jégu et al. 1991:97 [ref. 13589], Merckx et al. 2000:197 [ref. 24718], Fink & Machado-Allison 2001:10 [ref. 25510], Jégu in Reis et al. 2003:190 [ref. 27061], Ota et al. 2024:424 [ref. 40817]). Current status: Valid as Serrasalmus geryi Jégu & Santos 1988. Serrasalmidae: Serrasalminae. Distribution: South America: Tocantins and upper Paraná River basins, Brazil. Habitat: freshwater.