ezoe, Tribolodon hakuensis Okada [Y.] & Ikeda [H.] 1937:161, 170 [Dobutsugaku Zasshi = Zoological Magazine Tokyo v. 49 (no. 5); ref. 15295] Hokkaido, Japan. Syntypes: whereabouts unknown. Type information: Hayashi 1995:6 [ref. 22717]. •Valid as Leuciscus ezoe (Okada & Ikeda 1937) -- (Kawanabe & Mizuno 1989:267 [ref. 25598]). •Valid as Tribolodon ezoe Okada & Ikeda 1937 -- (Sawada in Masuda et al. 1984:57 [ref. 6441], Nikiforov et al. 1997:330 [ref. 24694], Reshetnikov et al. 1997:742 [ref. 24702], Bogutskaya 1998:72 [ref. 23589], Nakabo 2000:265 [ref. 25086], Doi & Shinzawa 2000:241 [ref. 25251], Matsuura et al. 2000:139 [ref. 26000], Pietsch et al. 2001:140 [ref. 25688], Bogutskaya et al. 2001:43 [ref. 26178], Nakabo 2002:265 [ref. 26001], Kolpakov & Kolpakov 2002:840 [ref. 26577], Sakai et al. 2002:1291 [ref. 26628], Bogutskaya & Naseka 2004:97 [ref. 28183], Sakai & Amano 2014:219 [ref. 33610]). •Synonym of Tribolodon hakonensis (Günther 1880), but a valid subspecies as described -- (Okada 1961:482 [ref. 6363] with species as hakuensis). •Synonym of Tribolodon sachalinensis (Nikolskii 1889) -- (Parin et al. 2014:97 [ref. 33547], Dyldin & Orlov 2016:667 [ref. 34853] with question). •Synonym of Pseudaspius sachalinensis (Nikolskii 1889). Current status: Synonym of Pseudaspius sachalinensis (Nikolskii 1889). Leuciscidae: Pseudaspininae. Habitat: freshwater.