ponticus, Petromyzon Yashchenko [A. L.] 1896:99 [Trudy St.-Peterburgskogo Obscestva Estestvoispytatelej = Travaux de la Société des Naturalistes de St. Pétersbourg, Otdel Zoologii Fisiologii v. 25 (no. 2); ref. 20230] Not available, no description; from Noworossijsk, Russia. Not treated by Renaud 2011:41 [ref. 31770] •Questionably in the synonymy of Eudontomyzon mariae (Berg 1931) -- (Kottelat 1997:25 [ref. 22952]). Nomen Nudum. Current status: Synonym of Eudontomyzon mariae (Berg 1931). Petromyzontidae.