wappi, Tetragonopterus Valenciennes [A.] in Cuvier & Valenciennes 1850:153 [Histoire naturelle des poissons v. 22; ref. 1014] Essequibo River, Guyana. Holotype (unique): MNHN 0000-2636. Type catalog: Bertin 1948:19 [ref. 19577]. •Synonym of Astyanax bimaculatus (Linnaeus 1758) -- (Buckup in Reis et al. 2003:108 [ref. 27061] with question, Mirande & Koerber 2015:1 [ref. 33698] with question). Current status: Synonym of Astyanax bimaculatus (Linnaeus 1758). Characidae: Stethaprioninae. Habitat: freshwater.