Partial jaw of an Gorgosaurus<a rel="nofollow" class="external autonumber" href="http://home.comcast.net/~eoraptor/Tyrannosauroidea.html">[1]</a> (ROM 1247 was at one point classified as Albertosaurus sarcophagus), on display at the Royal Ontario Museum, Toronto.
Keith Schengili-Roberts
CC BY-SA 2.5
Own Work (photo)