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In Images: An Apatosaurus Discovery

Kevin's Teeth

Kevin's teeth apatosaur

(Image credit: Stephanie Pappas for LiveScience)

The teeth of the new apatosaur specimen. Volunteers at nearby Dinosaur Ridge, where this fossil was found, mistook these for crocodile teeth until 2003.

Apatosaurus Teeth

Apatosaur teeth

(Image credit: Stephanie Pappas for LiveScience)

The teeth of Kevin the Apatosaurus appear in cross-section. Apatosaurus teeth are long and narrow.