Species: Nova? WROBLEWSKI, 1995

Holotype:

Locality: Western Hanna Basin, Carbon County, Wyoming.

Horizon: Ferris Formation, near the K/T Boundary.

Biostratigraphy:

Age: Lancian age, uppermost Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material: Teeth and ungual phalanges.