nikolskyi, Misgurnus Vasil'eva [E. D.] 2001:589, Fig. 3 [Voprosy Ikhtiologii v. 41 (no. 5); ref. 25617] Primorsky Kray, a lake near Lefu River, Russia. Holotype: ZMMU P-20792. •Valid as Misgurnus nikolskyi Vasil'eva 2001 -- (Bogutskaya et al. 2001:45 [ref. 26178], Vasil'eva et al. 2003:451 [ref. 27169], Bogutskaya et al. 2008:337 [ref. 30085], Interesova et al. 2010:281 [ref. 31016], Kottelat 2012:36 [ref. 32367], Parin et al. 2014:101 [ref. 33547], Vasil'eva et al. 2015:383 [ref. 40672], Dyldin & Orlov 2016:669 [ref. 34853], Romanov et al. 2017:823 [ref. 35687], Dyldin et al. 2021:19 [ref. 38804], Dyldin & Orlov 2021:63 [ref. 38158], Interesova et al. 2022:39 [303] [ref. 39897], Shedko & Vasil'eva 2022:10 [ref. 39201], Dyldin et al. 2023:[6] [ref. 40328]). Current status: Valid as Misgurnus nikolskyi Vasil'eva 2001. Cobitidae. Distribution: East Asia: Amur River basin (Russia and China) and northern Sakhalin Island (Russia). Introduced in southwestern Siberia (Russia) and Kazakhstan. Habitat: freshwater.