Genus: Mictodon FOX, 1984
Etymology: Greek ,Mixix for “mixing” and Greek for odus “tooth”, in reference to resemblance’s to both tinodontds and amphidontids.

Species: simpsoni FOX, 1984
Etymology: In honor of George Gaylord Simpson, for the contributions to our understanding of Mesozoic Mammals.

Holotype: UAMR-20

Locality: Verdigris Coulee, approximately 29 km (18 miles) east of the town Milk River, Warner County, Alberta Province, Canada.

Horizon: Upper Milk River Formation.

Biostratigraphy:

Age: Aquilian age, Lower Campanian Stage, Aquilian in age, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.

Material: Upper left molar.