LONGRICH, BHULLAR & GAUTHIER, 2013a
Locality: Gryde Locality, Frenchman River Valley, Southwestern Saskatchewan Province, Canada.
Horizon: Frenchman Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
SMNH P1927.916, P1927.980, P1927.998, P1927.885: Posterior dentaries.
SMNH P1927.886, P2004.90: Anterior denataries.