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 Family †Thereuodontidae Sigogneau-Russell & Ensom, 1998, sedis mutabilis [monotypic] Genus †Thereuodon Sigogneau-Russell, 1989