Acipenser gueldenstaedti var. tanaica Marti, 1940 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Animalia phylum Chordata order Acipenseriformes family Acipenseridae genus Acipenser species Acipenser gueldenstaedtii Name Homonyms Acipenser gueldenstaedti tanaica Marti, 1940 Acipenser gueldenstaedti var. tanaica Marti, 1940