Infraclass - Metatheria

Class: Mammalia

Subclass: Theria

Infraclass: Metatheria

Name derivation: “changed beast”

Number of known Species: 335

  • Order: Dasyuromorphia (75 species - Australian carnivorous marsupials inc. quolls, dunnarts, numbat, thylacine)
  • Order: Didelphimorphia (87 species - American marsupials/opossums)
  • Order: Diprotodontia (143 species - kangaroos, wallabies, possums, koala, wombats)
  • Order: Microbiotheria (1 species - colocolo opossum)
  • Order: Notoryctemorphia (2 species - marsupial moles)
  • Order: Paucituberculata (6 species - shrew opossums)
  • Order: Peramelemorphia (21 species - bandicoots, bilbies)

Note: Based on Catalogue of Life as of July 2024. The name Marsupialia is treated as a synonym of Metatheria by the Catalogue of Life but the term is still commonly used.