gerlachi, Barbus Peters [W. (C. H.)] 1881:1034, Unnumbered plate fig. 5 [Monatsberichte der Königlichen Preussischen Akademie der Wissenschaften zu Berlin 1880; ref. 3456] Hong Kong, China. Syntypes: ZMB 11327 (1). •Valid as Varicorhinus gerlachi (Peters 1881) -- (Wu et al. 1977:310 [ref. 4807], Chu & Cui in Chu & Chen 1989:216 [ref. 13584] as gerachi, Zheng et al. 1989:191 [ref. 21202], Chen et al. in Pan et al. 1991:162 [ref. 23876], Zhu 1995:61 [ref. 25213], Chen in Chen 1998:161 [ref. 23556] as gerachi). •Valid as Onychostoma gerlachi (Peters 1881) -- (Bănărescu 1971:243 [ref. 7666], Mai 1978:39 [ref. 13511], Jin in Kuang et al. 1986:122 [ref. 26639] dated 1880, Doi 1997:8 [ref. 22832], Shan et al. in Yue 2000:136 [ref. 25272], Kottelat 2001:32 [ref. 25482], Kottelat 2001:63 [ref. 25780], Hoang et al. 2015:123, 136 [ref. 33811] Zhang et al. 2016:92 [ref. 34477], Song et al. 2018:161 [ref. 35890], Fu et al. 2021:9570 [ref. 39347], Taki et al. 2021:150 [ref. 39830]). Current status: Valid as Onychostoma gerlachi (Peters 1881). Cyprinidae: Acrossocheilinae. Distribution: Southeast Asia: Chao Phraya basin, Thailand to China. Habitat: freshwater.