Kingdom [Animalia] Linnaeus, 1758 - animals
Subkingdom Metazoa Haeckel, 1874
see Kingdom Animalia Linnaeus, 1758
Division Eumetazoa Butschli, 1910
see Subkingdom Eumetazoa Butschli, 1910
Subdivision Bilateralia
Phylum Chordata Bateson, 1885 - chordates
Subphylum Vertebrata Cuvier, 1812 - vertebrates
Class Mammalia Linnaeus, 1758 - mammals
Subclass Eutheria Gill, 1872
see Infraclass Eutheria Gill, 1872
Superorder Protungulata
Order †Condylarthra Cope, 1881
Superfamily †Phenacodontoidea Cope, 1881
see Family Phenacodontidae Cope, 1881
Family †Didolodontidae Scott, 1913
Genus †Megadolodus McKenna, 1956