Dinosaurs! -Tyrannosaurus Rex

Tyrannosaurus Rex
"Tyrant Reptile"

Order: Saurischia
Suborder: Theropoda
Infraorder:Carnosauria

Physical Characteristics

45' long

up to 8 tons

4' long skull

massive jaws anchored by huge muscles

Carnivorous

Bipedal

Fossil Sites

North America (Alberta, Montana)

Geologic Age

Late Cretaceous

Paleo Notes

Tyrannosaurus Rex was one of the largest and most powerful of the carnosaurs. Some Paleontologists feel that Tyrannosaurus could run up to 45 MPH (75KPH), which would have made T-Rex a fearsome and successful predator. This animal's teeth were serrated.

Click to hear what a T-Rex may have sounded like!

Back to Species List