kamensis, Acipenser Lovetsky [A.] 1834:262, Pl. 16 (fig. 2) [Nouveaux mémoires de la Société impériale des naturalistes de Moscou v. 3; ref. 18085] Kama River, Russia. No types known. evidently spelled camensis on Pl. 16; see Kottelat 1997:31 [ref. 22952]. •Synonym of Acipenser ruthenus Linnaeus 1758 -- (Kottelat 1997:31 [ref. 22952], Jouladeh-Roudbar et al. 2020:16 [ref. 37983]). Current status: Synonym of Acipenser ruthenus Linnaeus 1758. Acipenseridae. Habitat: freshwater, brackish.