nasus, Acipenser Heckel [J. J.] 1847:80 [Diario del Nono Congresso degli Scienziati Italiani convocati in Venezia; ref. 26437] Venice, Italy, Adriatic Sea (Mediterranean Sea). Holotype (unique): NMW 63093. Also appeared in Heckel 1851:552 [ref. 18261], Pl. 23. •Synonym of Acipenser naccarii Bonaparte 1836 -- (Svetovidov 1973:83 [ref. 7169], Kottelat 1997:31 [ref. 22952]). Current status: Synonym of Acipenser naccarii Bonaparte 1836. Acipenseridae. Habitat: freshwater, brackish, marine.