microbarbus, Leucogobio polytaenia Nichols [J. T.] 1929:1, Fig. 1 [American Museum Novitates No. 377; ref. 15912] Tsinan, Shantung Province, China. Holotype: AMNH 9651. Paratypes: AMNH 11023 (4), 11029 (58), 11045 (9). •Synonym of Gnathopogon imberbis (Sauvage and Dabry de Thiersant 1874), subspecies tsinanensis (Mori 1928) -- (Bănărescu & Nalbant 1967:342 [ref. 20623]). •Synonym of Gnathopogon tsinanensis (Mori 1928) -- (Lu et al. 1977:484 [ref. 2850]). Current status: Synonym of Gnathopogon tsinanensis (Mori 1928). Gobionidae. Habitat: freshwater.