article: Marsupial
links: Koala Shrew opossum Pangaea Central America New Guinea Virginia opossum Wombat Great American Interchange Ameridelphia Thylacine Class (biology) Kangaroo Notoryctemorphia Gondwana Paucituberculata Thylacosmilus Peramelemorphia Placental mammal Oligocene Bandicoot Australia Holocene Australasia Diprotodontia Laurasia Paleocene North America Order (biology) Monotreme Wallaby Metatheria Microbiotheria Tasmanian Devil Opossum Australidelphia Dasyuromorphia Australian Fossil Mammal Sites (Riversleigh) Miocene South America Yalkaparidontia Monito del Monte