Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Mammalia Linnaeus, 1758 - mammals
               Subclass Eutheria Gill, 1872 see Infraclass Eutheria Gill, 1872
                 Superorder Paenungulata Simpson, 1945 see Grandorder Paenungulata Simpson, 1945
                   1 Order Proboscidea Owen, 1859 - elephants
                   2 Order Hyracoidea Huxley, 1869 - hyraxes
                   3 Order †Embrithopoda Andrews, 1906
                   4 Order Sirenia Gill, 1872 - sea cows