Kingdom Animalia Linnaeus, 1758 - animals Phylum Craniata Linnaeus, 1758 see Subphylum Craniata auct. Class Mammalia Linnaeus, 1758 - mammals Subclass Theria Parker & Haswell, 1897 Infraclass Marsupialia Jameson, 1818 see Cohort Marsupialia Jameson, 1818 Order Diprotodontia Owen, 1866 Suborder Macropodiformes Ameghino, 1889 Family Hypsiprymnodontidae Collett, 1877