Tombaatar

Tombaatar is a mammal genus that existed during the Mongolian Upper Cretaceous period. It co-existed with some of the late dinosaurs. This animal was a member of the extinct order Multituberculata, within the suborder Cimolodonta and family Djadochtatheriidae. The genus Tombaatar was named by Rougier G.W., Novacek M. and Dashzeveg D. in 1997.

Tombaatar Temporal range: Late Cretaceous
Fossil
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	†Multituberculata
Family:	†Djadochtatheriidae
Genus:	†Tombaatar Rougier G.W., Novacek M. & Dashzeveg D., 1997
Species:	†T. sabuli
Binomial name
†Tombaatar sabuli Rougier G.W., Novacek M. & Dashzeveg D., 1997

The species Tombaatar sabuli is known from remains found in the Upper Cretaceous Djadokhta Formation of Ukhaa Tolgod, Mongolia. Tombaatar was a relatively large multituberculate. The skull is about 6 cm in length.

References

• Rougier, Novacek & Dashzeveg (1997), "A new multituberculate from the late Cretaceous locality Ukhaa Tolgod, Mongolia: Considerations on multituberculate interrelationships", American Museum Novitates 3191, p. 1-26.
• Kielan-Jaworowska, Z. & Hurum, J.H. (2001), "Phylogeny and Systematics of multituberculate mammals", Paleontology 44, p. 389-429.
• Much of this information has been derived from Mesozoic Mammals: Djadochtatherioidea, an Internet directory.