Clade Cynodontia Owen 1861 [Gauthier, Kluge & Rowe 1988]
   Clade Epicynodonts Hopson & Kitching 2001
     Clade Eucynodontia Kemp 1982 [Rowe 1993]
       Clade Mammaliamorpha Rowe 1988
         Class Mammalia Linnaeus, 1758 - mammals
           Clade Trechnotheria McKenna 1975
             Clade Cladotheria McKenna 1975
               Clade Zatheria McKenna 1975
                 Subclass Boreosphenida Luo, Cifelli & Kielan-Jaworowska, 2001 - tribotherians see Clade Boreosphenida Luo, Cifelli & Kielan-Jaworowska 2001
                   Infraclass Eutheria Gill, 1872
                     1 Genus †Eomaia Ji, Luo, Yuan, Wible, Zhang & Georgi, 2002, sedis mutabilis
                     2 Genus †Montanalestes Cifelli, 1999, sedis mutabilis
                     3 Genus †Murtoilestes Averianov & Skutschas, 2001, sedis mutabilis
                     4 Genus †Prokennalestes Kielan-Jaworowska & Dashzeveg, 1989, sedis mutabilis
                     5.1 Genus †Daulestes Trofimov & Nessov, 1979
                     5.2.1 Superorder †Asioryctitheria Novacek, Rougier, Wible, McKenna, Dashzeveg & Horovitz, 1997 see Order Asioryctitheria Novacek, Rougier, Wible, McKenna, Dashzeveg & Horovitz, 1997
                     5.2.2 Clade Placentalia Owen 1837 [O'Leary, Allard, Novacek, Meng & Gatesy 2004] see Cohort Placentalia Owen, 1837