Kingdom [Animalia] Linnaeus, 1758 - animals
   Phylum Chordata Bateson, 1885 - chordates
     Subphylum Vertebrata Cuvier, 1812 - vertebrates see Infraphylum Vertebrata Lamarck, 1801
       Class Mammalia Linnaeus, 1758 - mammals
         Subclass Theria Parker & Haswell, 1897
           Infraclass †Patriotheria
             1 Order †Symmetrodonta Simpson, 1925 see Infraclass Symmetrodonta Simpson, 1925
             2 Order †Pantotheria (Marsh, 1880) see Order Eupantotheria Kermack & Mussett, 1958