[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Eukaryotes see Domain Eukaryota Chatton, 1925
     Metazoa Haeckel 1874 - multicellular animals see Kingdom Animalia Linnaeus, 1758
       Bilateria Hatschek, 1888 - bilaterians see Subkingdom Bilateria Hatschek, 1888
         Deuterostomia Grobben, 1908 - deuterostomes see Infrakingdom Deuterostomia Grobben, 1908
           Phylum Chordata Bateson, 1885 - chordates
             Subphylum Vertebrata Cuvier, 1812 - vertebrates
               Infraphylum Gnathostomata Gegenbaur, 1874 - jawed vertebrates see Superclass Gnathostomata Gegenbaur, 1874
                 Class Osteichthyes Huxley, 1880 - bony fishes see [unranked] Euteleostomi
                   Subclass Actinopterygii Woodward, 1891 - ray-finned fishes see Class Actinopterygii Woodward, 1891
                     Infraclass Actinopteri Cope, 1871
                       Superdivision Chondrostei Müller, 1844 see Subclass Chondrostei Müller, 1844
                         Order Acipenseriformes Berg, 1940 - sturgeons
                           Family Polyodontidae Bonaparte, 1835 - paddlefishes