Gorgosaurus libratus LAMBE. Skeleton No. 5434 . Belly River formation, Red.Deer River , Alberta. Expedition of 1914.

W. D. Matthew & Barnum Brown, 1923, Preliminary notices of skeletons and skulls of Deinodontidae from the Cretaceous of Alberta, American Museum Novitates 89, pp. 1-10 : 8

4.- Gorgosaurus libratus LAMBE. Skeleton No. 5434. Belly River formation, Red.Deer River, Alberta. Expedition of 1914.

This individual is the largest of the series. It lacks the tail and hind feet; the forelimbs and forefeet are preserved, except for a few foot bones missing from one side or the other. Only the skull and jaws are at present on exhibition.