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Pecopteris oreopteridia BRONGNIART
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Products description
This is a ironstone fossil nodule with a branch of of the species Pecopteris oreopteridia from the classical Mazon Creek lagerstaetten. | |||
Location: | Mazon Creek, Braidwood, Illinois , USA | ||
| Size of concretion : | about 74 x 65 mm | ||
| Age: | Upper Carboniferous, Pennsylvanian , Carbondale Fm. (about 300 Ma) | ||
Product no.: 10131