Order Primates Linnaeus, 1758 - primates
   Semiorder Euprimates Hoffstetter, 1978 see Clade Euprimates
     Suborder Haplorhini Pocock, 1918
       Hyporder Tarsiiformes Gregory, 1915 see Infraorder Tarsiiformes Gregory, 1915
         Superfamily †Omomyoidea Trouessart, 1879 [monotypic]
           Family †Omomyidae Trouessart, 1879
             1 Subfamily †Omomyinae Trouessart, 1879
             2 Subfamily †Ekgmowechashalinae Szalay, 1976 [monotypic] see Family Ekgmowechashalidae Szalay, 1976
             3 Subfamily †Anaptomorphinae Cope, 1883
             4 Subfamily †Microchoerinae Lydekker, 1887 see Family Microchoeridae Lydekker, 1887
             5 Genus †Decoredon Xu, 1977 see Genus Diacronus Xu, 1976
             7 Genus †Altiatlasius Sigé, 1990