Species: intermissus SIMPSON, 1937
Etymology:
Holotype:
Locality:
Horizon:
Biostratigraphy:
Age:
Material:
Referred material:
ENGELMANN & CALLISON, 1998
Locality: Quarry face as exposed inside the Dinosaur National Monument Visitor Center, Carnegie Quarry, Vernal, Uintah County, Utah.
Horizon: Brushy Basin Member, Morrison Formation.
Biostratigraphy: Zone 3.
Age: Upper Part, Comobluffian age, Kimmeridgian Stage, uppermost Malm Epoch, Late Jurassic.
Material:
DINO 10712, 10726: Lower molars.