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Pecopteris vestita Lesquereux, 1879
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Products description
This is a Mazon Creek fossil of the species Pecopteris vestita. |
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| Location: | Mazon Creek, Braidwood, Illinois , USA | |
| Size of concretion : | about 52 x 38 mm
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| Age: | Upper Carboniferous, Pennsylvanian , Carbondale Fm. (about 300 Ma) |