Locality: Montana.

Horizon: Lower Hell Creek Formation.

Biostratigraphy:

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

Material:

NCMNSBM (ex BHI6437) Jodi: Rostrum including anterior maxilla, highly elongated, denary estremely elongated, surangular adn angular reduced, first manual phalanx of digit 1 very elongated.