atremius, Acanthorhodeus Jordan [D. S.] & Thompson [W. F.] 1914:227, Pl. 25 (fig. 3) [Memoirs of the Carnegie Museum v. 6 (no. 4); ref. 2543] Chikugo River at Kurume, Japan. Holotype: CAS-SU 22606. Paratypes: CM (1, whereabouts unknown), USNM 74786 (1). Type catalog: Böhlke 1953:29 [ref. 12291]. •Valid as Acanthorhodeus atremius Jordan & Thompson 1914 -- (Okada 1961:406 [ref. 6363]). •Synonym of Rhodeus sinensis Günther 1868 -- (Wu 1964:202 [ref. 13503]). •In genus Rhodeus -- (Arai & Akai 1988:209 [ref. 6999]). •Valid as Rhodeus atremius (Jordan & Thompson 1914) -- (Sawada in Masuda et al. 1984:55 [ref. 6441], Kawanabe & Mizuno 1989:365 [ref. 25598], Watanabe 1998:262 [ref. 23491], Nakabo 2000:260 [ref. 25086], Arai et al. 2001:275 [ref. 25545], Li et al. 2020:[14] [ref. 37372]). •Synonym of Rhodeus smithii (Regan 1908), but a valid subspecies atremius (Jordan & Thompson 1914) -- (Tanaka & Tominaga 2022:[3] 213 [ref. 40407]). •Valid as Rhodeus atremius (Jordan & Thompson 1914), subspecies atremius (Jordan & Thompson 1914) -- (Matsuura et al. 2000:116 [ref. 26000], Nakabo 2002:260 [ref. 26001]). Current status: Valid as Rhodeus atremius (Jordan & Thompson 1914). Acheilognathidae. Distribution: East Asia: Japan. Habitat: freshwater.