Djadochtatherium
Djadochtatherium is a mammal genus that lived in Mongolia during the Upper Cretaceous. It coexisted with some of the late dinosaurs. This animal was a member of the extinct order of Multituberculata.
Genus: Djadochtatherium Simpson GG, 1925
Species: Djadochtatherium matthewi Simpson GG, 1925
Page references: Kielan-Jaworowska Z & Hurum JH (2001), Phylogeny and Systematics of multituberculate mammals. Paleontology 44, p.389-429.
(This information has been derived from [1] (http://home.arcor.de/ktdykes/djado.htm) MESOZOIC MAMMALS; Djadochtatherioidea, an internet directory. As that's my webpage, there are no issues of copyright. Trevor Dykes)
Djadochtatherium
Scientific classification
Kingdom: Animalia
Therapsida
Class: Mammalia
Order: Multituberculata
Family: Djadochtatheriidae
Genus: Djadochtatherium Species
D. matthewi
Ref.
For those of a technical disposition, it's within the Suborder of Cimolodonta, and a member of the family Djadochtatheriidae.
'Djadokhta beast'
Aka: Catopsalis matthewi (Simpson GG, 1925)
Place: Djadokhta Formation & Goyot Formation
Country: Mongolia
Age: Campanian, Upper Cretaceous
Remarks: This was a relatively large multituberculate, with a skull length of about 4.5cm. It was originally diagnosed as a species within the North American genus of Catopsalis.
Reference: Simpson (1925), A Mesozoic mammal skull from Mongolia. American Museum Novitates 201, p.1-11.