Mammaliaformes Rowe 1988
Count: [g†g] 1c;24o;125f;1081g; ‡1o;6f;43g; †24o;301f;4057g;1s
   [crown clade] Mammalia Linnaeus, 1758 - mammals
  Count: [g†g] 24o;125f;1081g; ‡1o;6f;43g; †21o;294f;4034g;1s
     Theriiformes Rowe, 1988 see Division Theriiformes Rowe, 1988
    Count: [g†g] 22o;123f;1078g; ‡1o;6f;43g; †21o;294f;4031g;1s
       Holotheria Wible, Rougier, Novacek, McKenna & Dashzeveg, 1995 see Clade Holotheria Wible, Rougier, Novacek, McKenna & Dashzeveg 1995
      Count: [g†g] 22o;123f;1078g; ‡1o;6f;43g; †20o;277f;3936g;1s
         Trechnotheria McKenna, 1975 see Clade Trechnotheria McKenna 1975
        Count: [g†g] 22o;123f;1078g; ‡1o;6f;43g; †20o;274f;3932g
           Cladotheria McKenna, 1975 see Clade Cladotheria McKenna 1975
          Count: [g†g] 22o;123f;1078g; ‡1o;6f;43g; †18o;269f;3910g
             Zatheria McKenna, 1975 see Clade Zatheria McKenna 1975
            Count: [g†g] 22o;123f;1078g; ‡1o;6f;43g; †16o;262f;3884g
               Tribosphenida McKenna, 1975 see Subclass Boreosphenida Luo, Cifelli & Kielan-Jaworowska, 2001
              Count: [g†g] 22o;123f;1078g; ‡1o;6f;43g; †16o;258f;3877g
                 [crown clade] Theria Parker & Haswell, 1897 - therians see Subclass Theria Parker & Haswell, 1897
                Count: [g†g] 22o;123f;1078g; ‡1o;6f;43g; †16o;256f;3874g
                   Placentalia Owen, 1837 - placentals
                  Count: [g†g] 17o;108f;1005g; ‡1o;5f;40g; †12o;218f;3610g
                     Epitheria McKenna, 1975 see Cohort Placentalia Owen, 1837
                    Count: [g†g] 15o;103f;992g; ‡4f;34g; †12o;208f;3390g
                       Preptotheria McKenna, 1975
                      Count: [g†g] 15o;103f;992g; ‡4f;34g; †12o;204f;3358g
                         Ungulata Linnaeus, 1766
                        Count: [g†g] 5o;29f;136g; ‡1f;9g; †9o;106f;1533g
                           Eparctocyona McKenna, 1975
                          Count: [g†g] 2o;21f;122g; ‡2g; †3o;54f;939g
                             Cete Linnaeus, 1758 see Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997
                            Count: [g†g] 11f;40g; †18f;243g
                               Cetacea Brisson, 1762 - cetaceans see Infraorder Cetacea Brisson, 1762
                              Count: [g†g] 11f;40g; †15f;216g
                                 Autoceta Haeckel, 1866
                                Count: [g†g] 11f;40g; †12f;191g
                                   Odontoceti Flower, 1867 - toothed whales
                                  Count: [g†g] 9f;35g; †6f;81g
                                     Delphinoidea Gray, 1821
                                    Count: [g†g] 6f;26g; †6f;41g
                                       Iniidae Gray, 1846 - boutos
                                      Count: [g†g] 1g; †5g
                                         1 †Plicodontinia Miranda-Ribeiro, 1938, nom. dub.
                                        Count: -
                                         2 †Proinia True, 1910 see Genus Prosqualodon Lydekker, 1894
                                        Count: -
                                         3 †Goniodelphis Allen, 1941
                                        Count: -
                                         4 †Ischyrorhynchus Ameghino, 1891
                                        Count: -
                                         5 †Saurodelphis Burmeister, 1891 see Genus Saurocetes Burmeister, 1871
                                        Count: -
                                         6 Inia d'Orbigny, 1834 - Amazon River dolphin
                                        Count: -