Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Diprotodontia Owen, 1866
       Suborder Phalangeriformes Szalay, 1982
         Superfamily Phalangeroidea Thomas, 1888 see Suborder Phalangeriformes Szalay, 1982
           Family Phalangeridae Thomas, 1888 - possums and cuscuses
             Subfamily Phalangerinae Thomas, 1888
               Tribe Phalangerini Thomas, 1888
                 Genus Phalanger Storr, 1780 - cuscuses
                   01 Phalanger alexandrae Flannery & Boeadi, 1995
                   02 Phalanger carmelitae Thomas, 1898 - mountain cuscus
                   03 Phalanger gymnotis Peters & Doria, 1875 - Aru Island ground cuscus
                   04 Phalanger intercastellanus Thomas, 1895 - grey cuscus
                   05 Phalanger lullulae Thomas, 1896 - Woodlark Island cuscus
                   06 Phalanger matabiru Flannery & Boeadi, 1995
                   07 Phalanger matanim Flannery, 1987
                   08 Phalanger mimicus Thomas, 1922
                   09 Phalanger orientalis (Pallas, 1766) - grey cuscus
                   10 Phalanger ornatus (Gray, 1860) - Moluccan cuscus
                   11 Phalanger rothschildi Thomas, 1898 - Rothschild's cuscus
                   12 Phalanger sericeus Thomas, 1907
                   13 Phalanger vestitus (Milne-Edwards, 1877) - silky cuscus