| Pecopteris sp. Francis Creek Shale Coal City, Illinois Size: 7.6 cm fern This specimen did not have a concretion form around it. Price: $25 US ID number: f1732 | 
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| Pecopteris sp. Francis Creek Shale Coal City, Illinois Size: 7.6 cm fern This specimen did not have a concretion form around it. Price: $25 US ID number: f1732 |
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