Class [Mammalia] Linnaeus, 1758 - mammals Order Marsupialia Jameson, 1818 - marsupials see Cohort Marsupialia Jameson, 1818 Family Dasyuridae Goldfuss, 1820 - marsupial "mice" and "cats", and Tasmanian devil Genus Sminthopsis Thomas, 1887 - narrow-footed marsupial "mice" Sminthopsis longicaudata Spencer, 1909 - long-tailed dunnart