Phalangeridae Riversleigh fauna Ganguroo Silvaroo Marlu Palaeopotorous Galanarla Hadronomas Cookeroo Pildra Propleopus Ekaltadeta Nambaroo Dorcopsoides Simosthenurus Protemnodon Desert rat-kangaroo Procoptodon Ganawamaya Watutia Sthenurus Balbaroo Petauridae Phalangeroidea Acrobatidae Macropodiformes Balbaridae Macropodinae Pseudocheiridae Petauroidea Phalangeriformes Phalangerida Greater glider Pygmy possum Potoroidae Sthenurinae Ektopodon Hypsiprymnodontidae Macropodidae