uncirostris, Leuciscus Temminck [C. J.] & Schlegel [H.] 1846:211, Pl. 102 (figs. 1, 1a-b) [Fauna Japonica Parts 10-14; ref. 4374] Japan. Lectotype: RMNH 2878a (largest). Paralectotypes: RMNH 2878b-c (2 of 3). Lectotype selected by Boeseman 1947:163 [ref. 12876]. •Valid as Opsariichthys uncirostris (Temminck & Schlegel 1846) -- (Kuroda 1953:276 [ref. 39545], Okada 1961:510 [ref. 6363], Bănărescu 1968:310 [ref. 20605], Mai 1978:119 [ref. 13511], Sawada in Masuda et al. 1984:57 [ref. 6441], Okamura & Machida 1987:106 [ref. 22279], Kawanabe & Mizuno 1989:250 [ref. 25598], Sato 1995:49 [ref. 25531], Kim 1997:272 [ref. 24032], Reshetnikov et al. 1997:739 [ref. 24702], Watanabe 1998:262 [ref. 23491], Bogutskaya 1998:79 [ref. 23589], Sato et al. 1998:31 [ref. 24972], Nakabo 2000:262 [ref. 25086], Matsuura et al. 2000:97 [ref. 26000], Nguyen & Nguyen 2000:12 [ref. 26614], Kottelat 2001:33 [ref. 25482], Bogutskaya et al. 2001:44 [ref. 26178], Nakabo 2002:262 [ref. 26001], Sado & Kimura 2002:353 [ref. 26498], Chen et al. 2008:215 [ref. 29934], Chen et al. 2009:174 [ref. 30298], Wang et al. 2019:[6] [ref. 36521], Peng et al. 2024:28 [ref. 41610]). Current status: Valid as Opsariichthys uncirostris (Temminck & Schlegel 1846). Xenocyprididae. Distribution: East Asia: Japan and Korea. Habitat: freshwater.