elongatus, Erythroculter mongolicus He [J.-C.] & Liu [J.-H.] 1980:483 [English p. 484], Fig. [Zoological Research v. 1 (no. 4); ref. 23126] Cheng-Hai [Chenghai Lake], Yunnan Province, China. Holotype: YU 730241. Paratypes: YU 730237-39 (3), 730242-43 (2), 730245-46 (2), 766002 (1), 766008 (1), 766010 (1), 766015-16 (2), 766019-20 (2), 766022 (1). •Synonym of Erythroculter mongolicus (Basilewsky 1855), but a valid subspecies as described -- (Chen in Chu & Chen 1989:91 [ref. 13584], Zhu 1995:41 [ref. 25213], Chen in Chen 1998:121 [ref. 23556]). •Synonym of Culter mongolicus (Basilewsky 1855), but a valid subspecies as described -- (Luo & Chen in Chen et al. 1998:191 [ref. 23878], Zhang et al. 2019:186 [ref. 36699]). •Synonym of Chanodichthys mongolicus (Basilewsky 1855) -- (Kottelat 2006:29 [ref. 28831], Bogutskaya et al. 2008:317 [ref. 30085] but possibly a distinct species, Kottelat 2013:87 [ref. 32989]). •Synonym of Chanodichthys mongolicus (Basilewsky 1855), but valid as subspecies elongatus (He & Liu 1980) -- (Zhang et al. 2016:58 [ref. 34477] as elongates). Current status: Synonym of Chanodichthys mongolicus (Basilewsky 1855). Xenocyprididae. Habitat: freshwater.