1.3" Gorgosaurus Tyrannosaur Dinosaur Fossil Tooth Two Medicine FM Montana COA Display

Location: Two Medicine Formation, Montana (Private Land Origin)

Weight: 0.3 Ounces 

Dimensions: 1.3 Inches Long, 0.6 Inches Wide, 0.4 Inches Thick

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Gorgosaurus lived about 76-75 million years ago in the late Cretaceous period.

Gorgosaurus Tyrannosaur Dinosaur

Gorgosaurus, meaning “fierce lizard” in Greek, was a formidable carnivorous theropod that lived approximately 76–75 million years ago during the Late Cretaceous period. Measuring 8–9 meters (26–30 feet) in length and weighing 2.5–3 tons, this apex predator roamed western Canada and parts of the United States, preying on herd animals such as duckbills and ornithomimids.

Gorgosaurus had a massive skull armed with large, curved teeth, tiny two-fingered forelimbs, and powerful hind legs adapted for speed and agility. Its lean, athletic build distinguished it from other tyrannosaurids, suggesting a specialization in hunting fleet-footed prey rather than heavily armored dinosaurs. Fossil evidence, including over 20 recovered skeletons, makes Gorgosaurus one of the best-represented tyrannosaurids in the fossil record.

Although once classified under Albertosaurus, recent studies support the distinction of Gorgosaurus libratus as its own genus due to subtle skeletal differences. Gorgosaurus coexisted with the more robust Daspletosaurus, which likely dominated larger ceratopsians and ankylosaurs, while Gorgosaurus focused on smaller, faster prey.

As an apex predator of its ecosystem, Gorgosaurus played a crucial role in shaping Late Cretaceous food webs. Its speed, intelligence, and hunting adaptations make it a fascinating subject for paleontologists and dinosaur enthusiasts alike, illustrating the diversity and specialization of tyrannosaurid predators.