nasutus, Aphyocharax Ahl [E.] 1936:20 [Zoologischer Anzeiger v. 114 (nos 1/2); ref. 13683] Rosario de Sante Fé, Argentina. Lectotype: ZMB 20795. Paralectotype: ZMB 32426 (1). Types mentioned: Paepke 1995:91 [ref. 21847], Zarske & Géry 1995:105, fig. 2 [ref. 22674]. Lectotype selected by Zarske & Géry 1995:105 [ref. 22674]. •Synonym of Aphyocharax erythrurus Eigenmann 1912 -- (Zarske & Géry 1995:118 [ref. 22674]). •Valid as Aphyocharax nasutus Ahl 1936 -- (López et al. 2003:20 [ref. 27366]). •Synonym of Aphyocharax dentatus Eigenmann & Kennedy 1903 -- (Lima in Reis et al. 2003:198 [ref. 27061], Mirande & Koerber 2015:17 [ref. 35117], Koerber et al. 2017:25 [ref. 35267], Souza-Lima 2024:89 [ref. 40817]). Current status: Synonym of Aphyocharax dentatus Eigenmann & Kennedy 1903. Characidae: Aphyocharacinae. Habitat: freshwater.