Class [Mammalia] Linnaeus, 1758 - mammals
   Order †Plesiadapiformes Simons & Tattersall, 1972 see Suborder Plesiadapiformes Simons & Tattersall, 1972
     Superfamily †Plesiadapoidea Trouessart, 1897
       Family †Micromomyidae Szalay, 1974
         Genus †Chalicomomys Beard & Houde, 1989
           †Chalicomomys antelucanus (Beard & Houde, 1989)