Class Mammalia Linnaeus, 1758 - mammals Subclass Theria Parker & Haswell, 1897 Order Didelphimorphia Gill, 1872 Family Didelphidae Gray, 1821 - American opossums Subfamily Caluromyinae Kirsch & Reig, 1977 Genus Caluromys Allen, 1900 - woolly opossums Subgenus Caluromys Allen, 1900 Caluromys philander (Linnaeus, 1758) - bare-tailed woolly opossum [Caluromys philander philander]ᵀ (Linnaeus, 1758)