melanopterus, Osteochilus Tirant [G.] 1883:[27] [Bulletin de la Société des Études Indo-chinoises. Saigon. 1883; ref. 17920] River of Hué, Vietnam. No types known. Syntypes: (several) whereabouts unknown. On p. 7 of reprint in Chevey 1929 [ref. 16215]. Also in Tirant 1885:[153] [ref. 17923]. •Status uncertain -- (Kottelat 1987:15 [ref. 11434], Karnasuta 1993:82 [ref. 20700]). •Questionably a synonym of Osteochilus hasseltii (Valenciennes 1842) -- (Kottelat 2001:65 [ref. 25780]). •Questionably a synonym of Osteochilus vittatus (Valenciennes 1842) -- (Kottelat 2013:137 [ref. 32989]). Current status: Uncertain as Osteochilus vittatus (Valenciennes 1842). Cyprinidae: Labeoninae. Habitat: freshwater.