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 Trichosurini Flynn, 1911
                 Genus Strigocuscus Gray, 1861[1862]
                   Strigocuscus celebensis (Gray, 1858)
                     1 [Strigocuscus celebensis celebensis]ᵀ (Gray, 1858)
                     2 Strigocuscus celebensis feileri (Groves, 1987)
                     3 Strigocuscus celebensis sangirensis Meyer, 1896