Clade Mammalia Linnaeus 1758 [Rowe 1988], nom. cl. inval. see Class Mammalia Linnaeus, 1758
   Clade Trechnotheria McKenna 1975
     Clade Alethinotheria Averianov, Martin & Lopatin 2013
       Clade Cladotheria McKenna 1975
         Clade †Dryolestida Prothero 1981 see Order Dryolestida Prothero, 1981
           Family †Dryolestidae Marsh, 1879
             Subfamily †Dryolestinae Marsh, 1879
               Genus †Laolestes Simpson, 1927
                 1 †Laolestes eminensᵀ Simpson, 1927
                 2 †Laolestes hodsoni (Clemens & Lees, 1971)
                 3 †Laolestes andresi Martin, 1999