Gorgosaurus

grim lizard

• gorgos · Greek · grim, fierce, terrible
• sauros · Greek · lizard

Gorgosaurus combines the Greek "gorgos" (grim, fierce or terrible) with "sauros" (lizard), giving "grim lizard". The name was chosen by Lawrence Lambe to evoke the fearsome appearance of this large predatory tyrannosaurid.

Named by

Lambe

Year named

1914

Period

Late Cretaceous

Stage

Campanian

Found in

Dinosaur Park Formation, Alberta, Canada, and Two Medicine Formation, Montana, USA

A tyrannosaurid theropod closely related to Albertosaurus. It was formerly sometimes classified as a species of Albertosaurus (as A. libratus), but it is now generally treated as a distinct genus.