stramineus, Aphyocharax Eigenmann [C. H.] in Eigenmann & Ogle 1907:11 [Proceedings of the United States National Museum v. 33 (no. 1556); ref. 1266] Arroyo Trementina, Paraguay. Holotype (unique): CAS 76472 [ex IU 10030]. •Synonym of Aphyocharax rathbuni Eigenmann 1907 -- (Lima in Reis et al. 2003:198 [ref. 27061], Mirande & Koerber 2015:17 [ref. 35117], Koerber et al. 2017:26 [ref. 35267], Souza-Lima 2024:90 [ref. 40817]). Current status: Synonym of Aphyocharax rathbuni Eigenmann 1907. Characidae: Aphyocharacinae. Habitat: freshwater.