Mammaliaformes Rowe 1988, nom. cl. inval. see Clade Mammaliaformes Rowe 1988 [Rowe 2020]
   [crown] Class Mammalia Linnaeus, 1758 - mammals
     Subclass Theriiformes Rowe, 1988 see Division Theriiformes Rowe, 1988
       Infraclass Holotheria Wible, Rougier, Novacek, McKenna & Dashzeveg, 1995 see Clade Holotheria Wible, Rougier, Novacek, McKenna & Dashzeveg 1995
         Superlegion Trechnotheria McKenna, 1975 see Clade Trechnotheria McKenna 1975
           Legion Cladotheria McKenna, 1975 see Clade Cladotheria McKenna 1975
             Sublegion Zatheria McKenna, 1975 see Clade Zatheria McKenna 1975
               Infralegion Tribosphenida McKenna, 1975 see Subclass Boreosphenida Luo, Cifelli & Kielan-Jaworowska, 2001
                 [crown] Supercohort Theria Parker & Haswell, 1897 - therians see Subclass Theria Parker & Haswell, 1897
                   Cohort Placentalia Owen, 1837 - placentals
                     Magnorder Epitheria McKenna, 1975 see Cohort Placentalia Owen, 1837
                       Superorder Preptotheria McKenna, 1975
                         Grandorder Ungulata Linnaeus, 1766
                           Mirorder Eparctocyona McKenna, 1975
                             Order Artiodactyla Owen, 1848 - even-toed ungulates see Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997
                               Suborder Ruminantia Scopoli, 1777
                                 Superfamily Bovoidea Gray, 1821
                                   Family Bovidae Gray, 1821 - antelope, cattle, bison, buffalo, goats, and sheep
                                     Subfamily Alcelaphinae Rochebrune, 1883
                                       Tribe Alcelaphini Rochebrune, 1883
                                         01 Genus †Parmularius Hopwood, 1934
                                         02 Genus †Oreonagor Pomel, 1895
                                         03 Genus Alcelaphus Blainville, 1816 - hartebeest
                                         04 Genus †Damalops Pilgrim, 1939
                                         05 Genus †Rhynotragus Reck, 1925
                                         06 Genus Connochaetes Lichtenstein, 1814 - wildebeests
                                         07 Genus Damaliscus Sclater & Thomas, 1894 - sassabies
                                         08 Genus †Parestigorgon Dietrich, 1950
                                         09 Genus Sigmoceros Heller, 1912 - Lichtenstein's hartebeest
                                         10 Genus †Rabaticeras Ennouchi, 1953
                                         11 ?Genus †Rusingoryx Pickford & Thomas, 1984