xanthogenys, Labeo Pellegrin [J.] & Chevey [P.] 1936:221 [Bulletin de la Société Zoologique de France v. 61 (no. 3); ref. 13735] Than Son, small affluent of the Claire River, tributary of Lo River, Tonkin, Vietnam. Holotype (unique): MNHN 1935-0331. Type catalog: Bertin & Estève 1948:20 [ref. 19574]. •Valid as Sinilabeo xanthogenys (Pellegrin & Chevey 1936) -- (Wu et al. 1977:338 [ref. 4807], Zhang et al. in Yue 2000:182 [ref. 25272]). •Synonym of Sinilabeo decorus (Peters 1881), but a valid subspecies -- (Chu & Cui in Chu & Chen 1989:256 [ref. 13584], Zhu 1995:65 [ref. 25213]). •Valid as Bangana xanthogenys (Pellegrin & Chevey 1936) -- (Kottelat 2001:19 [ref. 25482], Kottelat 2001:40 [ref. 25780], Zhang & Chen 2006:51 [ref. 28775], Liu & Zhou 2009:66 [ref. 30000], Kottelat 2013:76 [ref. 32989], Zhang et al. 2016:108 [ref. 34477], Kottelat 2017:497 [ref. 35262]). •Probably valid as Decorus xanthogenys (Pellegrin & Chevey 1936) -- (Zheng et al. 2019:[7] [ref. 36747]). Current status: Valid as Decorus xanthogenys (Pellegrin & Chevey 1936). Cyprinidae: Labeoninae. Distribution: Red River basin, China and Vietnam. Habitat: freshwater.