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Sturgeons (Acipenseridae) from the Late Miocene of Ukraine, with a discussion of materials associated with Widhalm’s (1886) nomen nudum, †Acipenser euhuso

. Zootaxa. 5057, 3 (Oct. 2021), 385–401. DOI:https://doi.org/10.11646/zootaxa.5057.3.4.