signifer, Acheilognathus Berg [L. S.] 1907:159 [Annals and Magazine of Natural History (Series 7) v. 19 (no. 110) (art. 18); ref. 269] Pungtung, Korea. Holotype (unique): ZIN 10265. •In genus Tanakia -- (Arai & Akai 1988:205 [ref. 6999]). •Valid as Acheilognathus signifer Berg 1907 -- (Kim 1997:176 [ref. 24032], Kim & Yang 1998:29 [ref. 24125], Kim & Park 2002:76 [ref. 25913], Choi et al. 2003:156, 503 [ref. 26218], Yang et al. 2011:163 [ref. 31154]). •Valid as Tanaka signifer (Berg 1907) -- (Chang et al. 2009:824 [ref. 31127], Lim et al. 2014:67 [ref. 33508]). Current status: Valid as Tanakia signifer (Berg 1907). Acheilognathidae. Distribution: Korea. Habitat: freshwater.