ribeirae, Astyanax Eigenmann [C. H.] 1911:177, Pl. 8 (fig. 2) [Annals of the Carnegie Museum v. 8 (no. 1) (art. 3); ref. 1226] Xiririca, Brazil. Holotype: FMNH 54725 [ex CM 3368]. Paratypes: (106, CM) CAS 39462 [ex IU 13307] (2); FMNH 14959-63 (5), 54726-29 (47, 27, 9, 11). Type catalog: Henn 1928:61 [ref. 12305], Ibarra & Stewart 1987:13 [ref. 12367]. •Valid as Astyanax ribeirae Eigenmann 1911 -- (Azpelicueta et al. 2002:1053 [ref. 26511], Almirón et al. 2002:8 [ref. 26720], Buckup in Reis et al. 2003:112 [ref. 27061], Casciotta et al. 2003:333 [ref. 27401], Azpelicueta et al. 2003:11 [ref. 27696], Garavello & Sampaio 2010:861 [ref. 31053], da Graça et al. 2017:13 [ref. 35556], Oliveira et al. 2017:180 [ref. 35587]). •Valid as Deuterodon ribeirae (Eigenmann 1911) -- (Reis et al. 2020:459 [ref. 38364], Terán et al. 2020:7 [ref. 37440]). Current status: Valid as Deuterodon ribeirae (Eigenmann 1911). Acestrorhamphidae: Stygichthyinae. Distribution: South America: Ribeira de Iguape basin (São Paulo State, Brazil). Habitat: freshwater.