Appalachiosaurus montgomeriensis

†Appalachiosaurus montgomeriensis was a tyrannosauroid theropod carnivore of the Late Cretaceous, discovered in Montgomery County, Alabama, United States. Estimated at about 7m in length and 600kg, it was a mid-sized predator from Appalachia—the eastern landmass separated from Laramidia by the Western Interior Seaway. Described in 2005, it provides insight into tyrannosauroid evolution in eastern North America.

Diet & Feeding

Carnivore

Appalachiosaurus montgomeriensis was a meat-eating predator. Carnivorous dinosaurs were active hunters or scavengers, equipped with sharp teeth and claws for catching and consuming prey. They occupied the top of the food chain in their ecosystems.

Time Period

Cretaceous Late Mesozoic Era

Appalachiosaurus montgomeriensis lived during the Cretaceous Late period of the Mesozoic Era, approximately 100.5 to 66.0 million years ago.

The final age of dinosaurs, featuring iconic species like Tyrannosaurus rex, Triceratops, and Velociraptor. Dinosaurs reached their peak diversity before the catastrophic asteroid impact at the Chicxulub crater ended the Mesozoic Era.