Class Mammalia Linnaeus, 1758 - mammals
   Subclass †"Apotheria" Averianov & Lopatin, 2011 [paraphyletic]
     Superorder †Paratribosphenida Averianov & Lopatin, 2011 [sister group to excluded taxa]
       1 Order †"Shuotheridia" Chow & Rich, 1982 [paraphyletic]
       1.n Order †Henosferida Averianov & Lopatin, 2011 [monotypic]