obstusirostris, Acipenser ruthenus form Roussow [G.] 1955:79 [Annales de l'ACFAS v. 21 (Section 3, Biologie) (for 1953-1954); ref. 26406] Not available; infrasubspecific. •Wrongly treated as a subspecies of [in the synonymy of] Acipenser fulvescens Rafinesque 1817 -- (Scott & Crossman 1998:89 [ref. 24570]). Infrasubspecific. Current status: Synonym of Acipenser. Acipenseridae.