Class [Mammalia] Linnaeus, 1758 - mammals Order Marsupialia Jameson, 1818 - marsupials see Cohort Marsupialia Jameson, 1818 Family Petauridae Bonaparte, 1838 - gliding, ring-tailed, and striped possums Genus Pseudopseudes see Genus Petropseudes Thomas, 1923 1 Pseudopseudes dahli (Collett, 1895) - rock-haunting ringtail see Pseudocheirus dahli (Collett, 1895)