meridionalis, Nemachilus Zhu [S.-Q.] 1982:108 [111], Figs. 5-6 [Acta Zootaxonomica Sinica v. 7 (no. 1); ref. 8388] Small stream near Menglun, Mengla County, Yunnan Province, China. Holotype: NPIB 780503. Paratypes: (32) NPIB. Original genus is correctly Nemacheilus. English description on p. 111 with holotype 780530. •Valid as Physoschistura meridionalis (Zhu 1982) -- (Kottelat 2001:101 [ref. 25780], Endruweit 2011:573 [ref. 31621]). •Valid as Schistura meridionalis (Zhu 1982) -- (Zhu 1989:41 [ref. 17744], Zhu 1995:109 [ref. 25213], Zhang et al. 2016:133 [ref. 34477]). •Valid as Pteronemacheilus meridionalis (Zhu 1982) -- (Bohlen & Šlechtová 2011:6 [ref. 31362], Zheng et al. 2012:63 [ref. 32070], Lokeshwor & Vishwanath 2012:230 [ref. 32098], Suvarnaraksha 2013: 236 [ref. 32981], Kottelat 2013:203 [ref. 32989], Fu et al. 2021:9568 [ref. 39347], Taki et al. 2021:223 [ref. 39830]). Current status: Valid as Pteronemacheilus meridionalis (Zhu 1982). Nemacheilidae. Distribution: Southeast Asia: Mekong River basin, northern Laos and Yunnan Province, China. Habitat: freshwater.