This is the endocranial skull cast of the brain cavity from an adult T-rex. Cretaceous Age. For all it's size and strength, T. rex was relatively small-brained.
The last photo shows a brin case with labeled features.
Late Cretaceous (70 m.y.a.)
North America
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The last photo shows a brin case with labeled features.
Late Cretaceous (70 m.y.a.)
North America
Shipping Included