nicholsi, Nemacheilus Smith [H. M.] 1933:53, Fig. 1; Pl. 1 (fig. 1) [Journal of the Siam Society, Natural History Supplement v. 9 (no. 1); ref. 4051] Pak Jong near Nakon Rajasima, eastern Thailand. Holotype (unique): KUMF 0170. Type catalog: Monkolprasit 1969:6 [ref. 23217]. •Valid as Schistura nicholsi (Smith 1933) -- (Kottelat 1990:169 [ref. 14137], Bănărescu & Nalbant 1995:439 [ref. 23187], Rainboth 1996:130 [ref. 22772], Doi 1997:17 [ref. 22832], Kottelat 1998:80 [ref. 23436], Kottelat 2000:57, 65 [ref. 25040], Freyhof & Serov 2001:145 [ref. 25364], Kottelat 2001:111 [ref. 25780], Chen et al. 2005:30 [ref. 28352], Ou et al. 2011:193 [ref. 31692], Kottelat 2012:113 [ref. 32367], Bohlen & Šlechtová 2013:88, 91 [ref. 32798], Kottelat 2013:209 [ref. 32989], Kottelat 2015:44 [ref. 33971], Bohlen et al. 2016:361 [ref. 34366], Kottelat 2017:53 [ref. 35502], Kottelat 2017:705 [ref. 35677], Ho et al. 2018:146 [ref. 35841], Fu et al. 2021:9568 [ref. 39347] as cf. nicholsi, Taki et al. 2021:205 [ref. 39830]). Current status: Valid as Schistura nicholsi (Smith 1933). Nemacheilidae. Distribution: Southeast Asia: Mekong River basin, Laos and Thailand. Habitat: freshwater.