siemionovii, Pristiodon Dybowski [B. N.] 1877:26 [Izvestiya Zapadno Sibirskogo Otdela Imperatorskago Russkago Geograpficheskago Obshchestva, Irkutsk v. 8 (nos. 1-2); ref. 1171] Amur River, Ussuri River, Sungacha River, Lake Khanka [Chanka], and Sungari River, Russia. Syntypes: (many) whereabouts unknown. •Synonym of Ctenopharyngodon idella (Valenciennes 1844) -- (Berg 1949:598 [ref. 20661], Mitrofanov et al. 1992:126 [ref. 37756], Bogutskaya & Naseka 1996:44 [ref. 22798], Bogutskaya 1998:89 [ref. 23589], Bíró 1999:305 [ref. 24857], Kottelat 2006:29 [ref. 28831], Bogutskaya et al. 2008:335 [ref. 30085], Kottelat 2013:91 [ref. 32989], Dyldin & Orlov 2016:658 [ref. 34853]). Current status: Synonym of Ctenopharyngodon idella (Valenciennes 1844). Xenocyprididae. Habitat: freshwater.