Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Chordata Bateson, 1885 - chordates
     Class Actinopterygii Woodward, 1891 - ray-finned fishes
       Order Acipenseriformes Berg, 1940 - sturgeons
         Family Acipenseridae Bonaparte, 1832 - sturgeons
           Genus Acipenser Linnaeus, 1758
             Acipenser baerii Brandt, 1869
             Acipenser brevirostrum Lesueur, 1818 - pinkster
             Acipenser dabryanus Duméril, 1869 - Yangtze sturgeon
             Acipenser fulvescens Rafinesque, 1817 - lake sturgeon
             Acipenser gueldenstaedtii Brandt, 1833 - Azov-Black Sea sturgeon
             Acipenser medirostris Ayres, 1854 - green sturgeon
             Acipenser mikadoi Hilgendorf, 1892 - Sakhalin sturgeon
             Acipenser naccarii Bonaparte, 1836 - Adriatic sturgeon
             Acipenser nudiventris Lovetsky, 1828 - ship sturgeon
             Acipenser oxyrinchus Mitchill, 1814
             Acipenser persicus Borodin, 1897 - Persian sturgeon
             Acipenser ruthenus Linnaeus, 1758 - sterlet
             Acipenser schrencki Brandt, 1869 see Acipenser schrenckii Brandt, 1869
             Acipenser sinensis Gray, 1835 - Chinese sturgeon
             Acipenser stellatus Pallas, 1771 - sevruga
             Acipenser sturio Linnaeus, 1758 - common sturgeon
             Acipenser transmontanus Richardson, 1836 - white sturgeon