Class Mammalia Linnaeus, 1758 - mammals
   Subclass †"Apotheria" Averianov & Lopatin, 2011 [paraphyletic]
     Superorder †"Archaeotriconodonta" Averianov & Lopatin, 2011 [paraphyletic]
       1 Order †Sinoconodontiformes Kinman, 1994
       2 Order †Morganucodonta Kermack, Mussett & Rigney, 1973 [paraphyletic]
       2.n.1 Order †Docodonta Kretzoi, 1946 - docodonts
       2.n.2.1-n1 Genus †Woutersia Sigogneau-Russell, 1983 [sister group to excluded taxa]
       2.n.2.n1.2.2.1-n2 Order †Dinnetheria Averianov & Lopatin, 2011 [sister group to excluded taxa] [monotypic]