Class Mammalia Linnaeus, 1758 - mammals Subclass Theria Parker & Haswell, 1897 Order Diprotodontia Owen, 1866 Suborder Macropodiformes Ameghino, 1889 Family Macropodidae Gray, 1821 - wallabies and kangaroos Subfamily Macropodinae Gray, 1821 Genus Dendrolagus Müller, 1839 - tree kangaroos Dendrolagus dorianus Ramsay, 1883 - unicolored tree kangaroo [Dendrolagus dorianus dorianus]ᵀ Ramsay, 1883