Phylum [Vertebrata] Lamarck, 1801 see Infraphylum Vertebrata Lamarck, 1801
   Class Mammalia Linnaeus, 1758 - mammals
     Subclass Theria Parker & Haswell, 1897
       Infraclass Eutheria Gill, 1872
         Cohort Epitheria McKenna, 1975
           Superorder Tethytheria McKenna, 1975
             Order Proboscidea Owen, 1859 - elephants
               Suborder †Deinotherioidea Osborn, 1936 see Family Deinotheriidae Bonaparte, 1841
                 Family †Deinotheriidae Bonaparte, 1841
                   Genus †Deinotherium Kaup, 1829