glaber, Acipenser Heckel [J. J.] (ex Fitzinger) in Fitzinger & Heckel 1836:270, Pls. 25 (fig. 3), 28 (figs. 5-6) [Annalen des Wiener Museums der Naturgeschichte v. 1 (no. 12); ref. 2077] Danube River, Austria. Syntypes: ?NMW 91292 (1, dry). Appeared as name only with author as Heckel [ex Marsilius] in Fitzinger 1832:340 [ref. 5019]; see Kottelat 1997:31 [ref. 22952]. •Synonym of Acipenser nudiventris Lovetsky 1828 -- (Berg 1948:66 [ref. 12882], Svetovidov 1973:83 [ref. 7169], Kottelat 1997:31 [ref. 22952], Sokolov 1998:21 [ref. 23571], Bilecenoğlu et al. 2002:29 [ref. 26753], Jouladeh-Roudbar et al. 2020:15 [ref. 37983]). Current status: Synonym of Acipenser nudiventris Lovetsky 1828. Acipenseridae. Habitat: freshwater, brackish, marine.