†Gorgosaurus libratus Lambe 1914

Lambe 1914. On a new genus and species of carnivorous Dinosaur from the Belly River Formation of Alberta with a description of the skull of Stephanosaurus marginatus from the same horizon. Ottawa Naturalist, 28 1914: (13-20)

Lambe 1917. The Cretaceous Theropodous Dinosaur Gorgosaurus. Canada Geol Surv Memoir, 100 1917: (iii + 84 pp.)