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Alethopteris sp.

The Wyoming Dinosaur Center

The Wyoming Dinosaur Center

Real Fossil - Late Carboniferous 300 Mya - St Clair Pennsylvania
This fossil is actually a natural cast of a fern created when the white mineral
filled in the space left behind by the fern. This fossil was found in a coal bed in Pennsylvania. Coal beds are the carbonized remains of prehistoric swamps, from a time when the world was mostly covered in such vegetation.

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  • Title: Alethopteris sp.

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