Dinnetherium

Dinnetherium is an extinct genus of morganucodont mammaliaform that is part of the monotypic order Dinnetheria[1] and is also part of the monotypic family Dinnetheriidae.[1] The type species, D. nezorum, was named in 1983.[2] It was discovered in a Sinemurian layer of the Kayenta Formation,[3] within the Gold Spring Quarry 1, in Arizona. The holotype is MNA V3221, which is a partial right mandible.[1]

Dinnetherium
Temporal range: Sinemurian
~196.5–183 Ma
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Clade: Therapsida
Clade: Cynodontia
Order: †Morganucodonta
Family: †Megazostrodontidae
Genus: †Dinnetherium
Jenkins, Crompton & Downs, 1983
Species:
†D. nezorum
Binomial name
†Dinnetherium nezorum
Jenkins, Crompton & Downs, 1983

References
  1. A. O. Averianov and A. V. Lopatin. 2011. Phylogeny of Triconodonts and Symmetrodonts and the Origin of Extant Mammals. Doklady Biological Sciences 436:32-35
  2. F. A. Jenkins, Jr., A. W. Crompton, and W. R. Downs. 1983. Mesozoic mammals from Arizona: new evidence on mammalian evolution. Science 222:1233-1235
  3. Sues H.-D., Clark J. M., et al (1994) A review of the Early Jurassic tetrapods from the Glen Canyon Group of the American Southwest., In the Shadow of the Dinosaurs: Early Mesozoic Tetrapods, N. C. Fraser and H.-D. Sues (eds.), Cambridge University Press, 284-294


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