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
                 1 [Dendrolagus dorianus dorianus]ᵀ Ramsay, 1883
                 2 Dendrolagus dorianus mayri Rothschild & Dollman, 1933
                 3 Dendrolagus dorianus notatus Matschie, 1916