- tyrannosaurid from the Campanian of Laramida. Some paleontologists consider Gorgosaurus
synonymous with Albertosaurus
. The feathering is, again, losely based on that of Cassowary. Proto-wing are speculative, and the longer pennaceous-like feathers are supposed to be EBFFs. Lips and keratinous structures over nasals and lacrimal bones are speculative too.
Reference: Skeletal drawing of Gorgosaurus libratus
by Scott Hartman