Mammalia Linnaeus, 1758 - mammals
   Carnivoramorpha Wyss & Flynn, 1993
     Carnivoraformes Flynn, Finarelli & Spaulding 2010
       [stem] Family †Miacidae Cope, 1880
         †Oodectes group Wortman, 1901
           1 †Gracilocyon winkleri (Gingerich, 1983)
           2 †Gracilocyon rundlei (Hooker, 2010)
           3 †Gracilocyon solei Smith & Smith, 2010
           4 Genus †Oodectes Wortman, 1901