Class [Mammalia] Linnaeus, 1758 - mammals
   Order †Plesiadapiformes Simons & Tattersall, 1972 see Suborder Plesiadapiformes Simons & Tattersall, 1972
     Superfamily †Plesiadapoidea Trouessart, 1897
       Family †Plesiadapidae Trouessart, 1897
         Genus †Pronothodectes Gidley, 1923
           †Pronothodectes matthewi Gidley, 1923