simus, Puntius Smith [H. M.] 1945:185, Fig. 32 [Bulletin of the United States National Museum No. 188; ref. 4056] Huey Melin [Maelin], a tributary of the Mao River, northern Thailand. Holotype (unique): USNM 119452. Type catalog: Monkolprasit 1969:13 [ref. 25088], Vilasri et al. 2018:53 [ref. 36451]. A secondary junior homonym of Barbus simus Sauvage & Dabry de Thiersant 1874. •Synonym of Systomus orphoides (Valenciennes 1842) -- (Rainboth 1996:104 [ref. 22772]). •Synonym of Barbodes jacobusboehlkei (Fowler 1958) -- (Vilasri et al. 2018:53 [ref. 36451]). •Synonym of Systomus jacobusboehlkei (Fowler 1958) -- (Kottelat 2013:166 [ref. 32989]). Current status: Synonym of Systomus jacobusboehlkei (Fowler 1958). Cyprinidae: Smiliogastrinae. Habitat: freshwater.