Kogaionon

Kogaionon is a mammal genus from the Upper Cretaceous of Romania. It lived in Transylvania at the same time as some of the last dinosaurs and was a member of the extinct order of Multituberculata.
For those of a technical inclination, it's within the Suborder of Cimolodonta, and the family Kogaionidae.

Genus: Kogaionon Rãdulescu R & Samson P, 1996

Species: Kogaionon ungureanui Rãdulescu R & Samson P, 1996
Place: Sinpetru Beds, Hateg Formation
Country: Romania
Age: Maastrichtian, Upper Cretaceous
Remarks: A micromammal based on a well-preserved and near complete skull. The species name is in appreciation of the geologist, Costin Ungureanu, who found the fossil.
Reference: Rãdulescu & Samson (1996), The first multituberculate skull from the Late Cretaceous (Maastrichtian) of Europe (Hateg Basin, Romania), Anuarul Institutului de Geologie al României, Supplement 1, 69, p.177-178.

Page reference: 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/cimolod.htm) MESOZOIC MAMMALS; 'basal' Cimolodonta, Cimolomyidae, Boffiidae and Kogaionidae, an internet directory. As that's my webpage, there are no issues of copyright. Trevor Dykes)