Order Diprotodontia Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1 43 70 book chapter 0-8018-8221-4 10.5281/zenodo.7316519 Phalangerinae Thomas 1888 Phalangerinae Thomas 1888 , Cat. Marsup. Monotr. Brit. Mus.: 126 . Genera: 5 genera with 25 species in 2 tribes: Tribe Phalangerini Thomas 1888 Genus Phalanger Storr 1780 (13 species with 10 subspecies) Genus Spilocuscus Gray 1861 (4 species with 4 subspecies) Tribe Trichosurini Flynn 1911 Genus Strigocuscus Gray 1861 (2 species with 5 subspecies) Genus Trichosurus Lesson 1828 (5 species) Genus Wyulda Alexander 1918 (1 species) Discussion: Norris (1994) , studying the anatomy of the periotic, and Kirsch et al. (1997) , on molecular grounds, divided this subfamily into two tribes, Phalangerini and Trichosurini .