Class Mammalia Linnaeus, 1758 - mammals
   Subclass †"Apotheria" Averianov & Lopatin, 2011 [paraphyletic]
     Superorder †Paratribosphenida Averianov & Lopatin, 2011 [sister group to excluded taxa]
       Order †Henosferida Averianov & Lopatin, 2011 [monotypic]
         Family †Henosferidae Rougier, Martinelli, Forasiepi & Novacek, 2007