''Alkwertatherium'' is an extinct

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...

marsupial Marsupials are any members of the mammalian infraclass Marsupialia. All extant marsupials are endemic to Australasia, Wallacea and the Americas. A distinctive characteristic common to most of these species is that the young are carried in a ...

of the family

Diprotodontidae The Diprotodontidae are an extinct family of large herbivorous marsupials, endemic to Australia and New Guinea during the Oligocene through Pleistocene periods from 28.4 million to 40,000 years ago. The family consisted of large quadrupedal te ...

. Only one species has been described, ''Alkwertatherium webbi'', from the Late Miocene of

Northern Territory The Northern Territory (commonly abbreviated as NT; formally the Northern Territory of Australia) is an Australian territory in the central and central northern regions of Australia. The Northern Territory shares its borders with Western Aust ...

, Australia.

References

* Heritage Advisory Council
Alcoota Fossil Beds
Heritage Notes 2002.

Prehistoric vombatiforms Miocene mammals of Australia Miocene marsupials Prehistoric monotypic mammal genera Prehistoric marsupial genera Fossil taxa described in 1990 {{paleo-marsupial-stub