Skull of <i>Camarasaurus lentus</i> fossil at National Museum of Natural History. Washington, DC.

Skull of <i>Camarasaurus lentus</i> fossil (Late Jurassic 155-140 million years ago) at National Museum of Natural History. Washington, DC.

Skull of Camarasaurus lentus fossil (Late Jurassic 155-140 million years ago) at National Museum of Natural History. Washington, DC.
Photo by Jim Steinhart © 2013, all rights reserved. (Ref: DCMN111)

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Smithsonian National Museum of Natural History, Washington, DC