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 Haplocanthosaurus

Taxonomy: Recognized Species
Class Dinosauria
  Subclass Sauropodomorpha
    Order Sauropoda
      Suborder ???
        Family ???
H. priscus Hatcher, 1903
  Colorado, Wyoming
H. delfsi McIntosh and Williams, 1988
  Colorado

Species in Colorado: Haplocanthosaurus priscus
Haplocanthosaurus delfsi

Size: Where found:
Not available at this time.
Morrison Formation of Colorado and Wyoming.

Period: Age:
Late Jurassic Kimmeridgian - Tithonian
  144 to 156 Ma.

Material Found
H. priscus
Two partial skeletons without skulls.
H. delfsi
Partial skeleton without skull.


Information compiled by Donald L. Blanchard


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