chekianensis, Opsariichthys Shaw [T.-H.] 1930:113, Fig. 3 [Bulletin of the Fan Memorial Institute of Biology, Peiping (Zoological Series) v. 1 (no. 7); ref. 16145] Small river at Shing-Tsong, Chekiang [Zhejiang Province], China. Holotype (unique): ZMFMIB (now ASIZB) 4441. •Synonym of Opsariichthys uncirostris (Temminck & Schlegel 1846), subspecies bidens Günther 1873 -- (Yang & Hwang 1964:41 [ref. 13497], Chen & Chu in Chen et al. 1998:47 [ref. 23878]). •Synonym of Opsariichthys bidens Gübnther 1873 -- (Chen et al. 2008:217 [ref. 29934], Kottelat 2013:130 [ref. 32989], Zhang et al. 2016:50 [ref. 34477]). Current status: Synonym of Opsariichthys bidens Günther 1873. Xenocyprididae. Habitat: freshwater.