Class Mammalia Linnaeus, 1758 - mammals Order Marsupialia Jameson, 1818 - marsupials see Cohort Marsupialia Jameson, 1818 Family Burramyidae Broom, 1898 - pygmy possums Genus Cercartetus Gloger, 1841 - "dormouse" possums Cercartetus concinnus (Gould, 1845) - western pygmy possum