Clade Mammaliaformes Rowe 1988 [nom. cl. nov.]
   [crown] Class Mammalia Linnaeus, 1758 - mammals
     Subclass Theriiformes (Rowe, 1988) M.C. McKenna & S.K. Bell, 1997 see Division Theriiformes
       Infraclass Holotheria (Wible et al., 1995) M.C. McKenna & S.K. Bell, 1997 see [unranked] Holotheria
         Superlegion Trechnotheria McKenna, 1975 see [unranked] Trechnotheria McKenna, 1975
           Legion Cladotheria McKenna, 1975 see [unranked] Cladotheria McKenna, 1975
             Sublegion Zatheria McKenna, 1975 see [unranked] Zatheria McKenna, 1975
               Infralegion Tribosphenida McKenna, 1975 see Sublegion Boreosphenida
                 Supercohort Theria (Parker & Haswell, 1897) M.C. McKenna & S.K. Bell, 1997 - therians see Clade Theria
                   Cohort Placentalia (Owen, 1837) M.C. McKenna & S.K. Bell, 1997 - placentals
                     Magnorder Epitheria (McKenna, 1975) M.C. McKenna & S.K. Bell, 1997 see Cohort Placentalia (Owen, 1837) M.C. McKenna & S.K. Bell, 1997
                       Superorder Preptotheria (McKenna, 1975) McKenna, 1993
                         Grandorder Ungulata Linnaeus, 1766
                           Mirorder Altungulata (Prothero & Schoch, 1989) M.C. McKenna & S.K. Bell, 1997
                             Order Uranotheria M.C. McKenna & S.K. Bell, 1997 see Grandorder Paenungulata
                               Suborder Tethytheria (McKenna, 1975) M.C. McKenna & S.K. Bell, 1997 see Mirorder Tethytheria
                                 Infraorder Behemota McKenna et al., 1997 see [unranked] Behemota McKenna et al., 1997
                                   Parvorder Proboscidea Owen, 1859 see Order Proboscidea Owen, 1859
                                     Family †Deinotheriidae C.L. Bonaparte, 1841
                                       Genus †Deinotherium Kaup, 1829