File:Giganotosaurus skull.jpg

Skull of Giganotosaurus: a dinosaur from the late Cretaceous of Patagonia, often considered as the largest known terrestrial carnivore with its 14.3 m (47 ft). The skull alone is about 1.95 m (6 ft 5 in) long.

Argentinean Museum of Natural Sciences

Source: Wikimedia Commons http://commons.wikimedia.org/wiki/Image:Giganotosaurus_skull.jpg