A Guide to the Dinosaurs of Colorado
On Dinosaur Classification
On Scientific Names
The Basics of Taxonomy
An Introduction to Cladistcs
Taxonomy of the Dinosaurs of Colorado
Cladogram of the Dinosaurs of Colorado
About the Dinosaurs of Colorado
Geological
Time Chart
    

Genus Tyrannosaurus

Taxonomy: Recognized Species
Class Dinosauria
  Subclass Theropodia
    Order Coelurosauria
      Family Tyrannosauridae
T. rex Osborn, 1905
  Western North America
T. luanchuanensis Dong, 1979
  China
Species in Colorado: Tyrannosaurus rex
Size: Where found:
49 feet
15 meters		 Various formations of Western North America
Period: Age:
Late Cretaceous Late Maastrichtian
  65 to 68 Ma.
Material Found
3 complete skulls, 5 partial skulls, skull with partial postcrania, 2 partial skulls with complete postcrania.

Information compiled by Donald L. Blanchard

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