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Maiasaura Vertebrae Process, Two Medicine Formation

$125.00 
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Description

3.87" (9.83 cm) Maiasaura Vertebrae Process from the Two Medicine Formation of Pondera County Montana. No restoration. 75 million years old.

In juvenile Maiasaura the vertebrae process are not fused to the centrum. When Maiasaura get older the two parts of the vertebrae fuse together.