euryodous, Bryconamericus deuterodonoides Schultz [L. P.] 1944:344, Fig. 51 [Proceedings of the United States National Museum v. 95 (no. 3181); ref. 3960] Río Guárico and tributaries between San Sebastián and San Casimiro, Aragua state, Venezuela. Holotype: USNM 121437. Paratypes: MCZ 37264 [ex USNM 121438] (5), UMMZ 145041 [ex USNM 121438] (5), USNM 121438 (orig. 408, now 388), ZMA 102144 [ex USNM 121438] (orig. 10, now 8). Type catalog: Nijssen et al. 1982:15 [ref. 19236], Vari & Howe 1991:10 [ref. 19022]. •Synonym of Bryconamericus deuterodonoides Eigenmann 1914, but a valid subspecies as described but with question -- (Taphorn 1992:140 [ref. 23654]). •Synonym of Bryconamericus deuterodonoides Eigenmann 1914 -- (Silva in Reis et al. 2003:116 [ref. 27061], Román-Valencia 2003:40 [ref. 26840]). •Synonym of Knodus deuterodonoides (Eigenmann 1914) -- (Ferreira 2024:211 [ref. 40817]). Current status: Synonym of Knodus deuterodonoides (Eigenmann 1914). Characidae: Stevardiinae. Habitat: freshwater.