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
           Subclass †Allotheria Marsh, 1880
             Order †Multituberculata Cope, 1884
               Suborder †"Plagiaulacida" Ameghino, 1889 [paraphyletic]