Kingdom [Animalia] Linnaeus, 1758 - animals
Status: extant
   Phylum Chordata Bateson, 1885 - chordates
  Status: extant
     Subphylum Vertebrata Cuvier, 1812 - vertebrates see Infraphylum Vertebrata Lamarck, 1801
    Status: extant
       Class Mammalia Linnaeus, 1758 - mammals
      Status: extant
         Subclass Theria Parker & Haswell, 1897
        Status: extant
           Infraclass Eutheria Gill, 1872
          Status: extant
             Order †Condylarthra Cope, 1881
            Status: fossil