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Name:
Shark Egg Capsule
Age: Pennsylvanian
Formation: Braidwood Formation
Location: Johnson County, Missouri
Size: Concretion is 4.3 inches across
This is a very unusual fossil. It is a large shark egg capsule from the Pennsylvanian of Missouri. The egg capsules of Pennsylvanian sharks are quite uncommon in the fossil record. The fossil is preserved in a siderite concretion. The egg capsule has very good color and detail. This is a fine example of a very interesting fossil - no shark collection is complete without one of these enigmatic specimens.
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