ammonites
Microcosmodon rosei Krause 1980 (mammal)

Mammalia - Allotheria - Microcosmodontidae

Full reference: D. W. Krause. 1980. Journal of Paleontology 54(6)

Belongs to Microcosmodon according to D. W. Krause 1980

Sister taxa: Microcosmodon arcuatus, Microcosmodon conus, Microcosmodon harleyi

Type specimen: Its type locality is Holly's Microsite, which is in a Clarkforkian terrestrial horizon in Wyoming

Ecology: scansorial insectivore

Average measurements (in mm): m1 2.23 x 1.03