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Temporal range: Pliocene–Pleistocene
Nototherium mitcheli.JPG
Scientific classification e
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Infraclass: Marsupialia
Order: Diprotodontia
Family: Diprotodontidae
Genus: Nototherium
Owen, 1845

Nototherium ("Southern Beast") is an extinct genus of diprotodontid marsupial from Australia and New Guinea. This mammal had hypsodont molars and weighed around 500kg.[1] It was a relative of the larger Diprotodon and a distant kin to modern wombats.


  • Nototherium inerme Owen, 1845 (type)
  • Nototherium watutense Anderson, 1937 (formerly considered to be a member of Kolopsis) Plio-Pleistocene, New Guinea.[2]
  • Nototherium mitchelli Owen, 1845 Pleistocene, Australia (possibly a junior synonym of N. inerme)[2]


  1. ^ Ross D.E. MacPhee, Hans-Dieter Sues, 1999, Extinctions in Near Time, p.251, Springer Science & Business Media
  2. ^ a b Mackness, Brian (March 2013). "On the identity of ' Kolopsis ' watutense (Anderson, 1937) (Diprotodontidae, Marsupialia) and the New Guinean diprotodontid radiation". Alcheringa: An Australasian Journal of Palaeontology. 37 (1): 39–47. doi:10.1080/03115518.2012.701488. ISSN 0311-5518.
  • Wildlife of Gondwana: Dinosaurs and Other Vertebrates from the Ancient Supercontinent (Life of the Past) by Pat Vickers Rich, Thomas Hewitt Rich, Francesco Coffa, and Steven Morton
  • Prehistoric Mammals of Australia and New Guinea: One Hundred Million Years of Evolution by John A. Long, Michael Archer, Timothy Flannery, and Suzanne Hand
Nototherium mitcheli