living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Mammalia Linnaeus, 1758 - mammals
               Subclass Theria Parker & Haswell, 1897
                 Infraclass Eutheria Gill, 1872
                   Order Odontoceta Ameghino, 1889 see Parvorder Odontoceti Flower, 1867
                     Family Delphinidae Gray, 1821 - oceanic dolphins
                       1 Subfamily Cephalorhynchinae Fraser & Purves, 1960 see Subfamily Lissodelphininae Fraser & Purves, 1960
                       2 Subfamily Lissodelphinae Fraser & Purves, 1960 see Subfamily Delphininae Gray, 1821
                       3 Subfamily Delphininae Gray, 1821
                       4 Subfamily Grampinae see Subfamily Globicephalinae Gray, 1850
                       5 Subfamily Orcininae Wagner, 1846
                       6 Subfamily Oracellinae see Subfamily Orcaellinae Nishiwaki, 1972
                       7 Subfamily Steninae Gray, 1868 see Subfamily Delphininae Gray, 1821