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
                   01 Order Insectivora Bowdich, 1821 - insectivores see Superorder Insectivora Bowdich, 1821
                   02 Order Dermoptera Dobson, 1883
                   03 Order Chiroptera Blumenbach, 1779 - bats
                   04 Order Primates Linnaeus, 1758 - primates
                   05 Order Edentata Vicq-d'Azyr, 1792 see Order Xenarthra Cope, 1889
                   06 Order Pholidota Weber, 1904 - pangolins
                   07 Order Mysticeta see Parvorder Mysticeti Cope, 1891
                   08 Order Odontoceta Ameghino, 1889 see Parvorder Odontoceti Flower, 1867
                   09 Order Carnivora Bowdich, 1821 - carnivores
                   10 Order Lagomorpha Brandt, 1855 - lagomorphs
                   11 Order Rodentia Bowdich, 1821 - rodents
                   12 Order Tubulidentata Huxley, 1872 - aardvark
                   13 Order Proboscidea Owen, 1859 - elephants
                   14 Order Hyracoidea Huxley, 1869 - hyraxes
                   15 Order Sirenia Gill, 1872 - sea cows
                   16 Order Perissodactyla Owen, 1848 - odd-toed ungulates
                   17 Order Artiodactyla Owen, 1848 - even-toed ungulates see Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997