bifrenatus, Barbus Fowler [H. W.] 1935:266, Fig. 10 [Annals of the Transvaal Museum v. 16 (pt 2); ref. 1423] Tsotsoroga Pan, Botswana. Holotype: SAIAB [formerly RUSI] 30018 [ex TMP 15294]. Paratypes: (78) ANSP 54275-89 (15); FMNH 33233-42 (1 ea.); SAIAB [formerly RUSI] 30019 [ex TMP 15295] (53). Type catalog: Böhlke 1984:70 [ref. 13621], Ibarra & Stewart 1987:15 [ref. 12367]. •Synonym of Barbus viviparus Weber 1897 -- (Lévêque & Daget 1984:296 [ref. 6186]). •Valid as Barbus bifrenatus Fowler 1935 -- (Skelton 1993:142 [ref. 24071], Skelton 2001:142 [ref. 27406], Snoeks 2004:21 [ref. 28111], Marshall 2011:84 [ref. 31755]). •Valid as Enteromius bifrenatus (Fowler 1935) -- (Yang et al. 2015:112 [ref. 33694], Hayes & Armbruster 2017:352 [ref. 35417], Bruton et al. 2018:44 [ref. 36373], Mamonekene et al. 2018:11 [ref. 36400], Skelton 2019:231 [ref. 36564], Munene et al. 2021:21 [ref. 39283]). Current status: Valid as Enteromius bifrenatus (Fowler 1935). Cyprinidae: Smiliogastrinae. Distribution: Central and southern Africa. Habitat: freshwater.