mongolicus, Coregonus Warpachowski [N. A.] 1900:424, Pl. 13 (fig. 2) [Ezhegodnik, Zoologicheskago Muzeya Imperatorskoi Akademii Nauk v. 5; ref. 14740] Upper part of Yenisey basin, northwestern Mongolia. Holotype (unique): ZIN 11477. •Synonym of Coregonus cylindraceus (Pennant 1784-85) -- (Berg 1948:417 [ref. 12882]). •Synonym of Prosopium cylindraceum (Pennant 1784) -- (Reshetnikov 1998:47 [ref. 23570], Kottelat 2006:19 [ref. 28831]). Current status: Synonym of Prosopium cylindraceum (Pennant 1784). Salmonidae: Coregoninae. Habitat: freshwater, brackish.