Medical & Scientific:Fossils, Minerals:St. Clair Fern:Shale Fossils:Pennsylvania
St. Clair Fern Fossil Plate with fern and bark impressions on both sides
When you see fern fossils like this in natural history museums, they are from St. Clair, Pennsylvania. The area is now closed off and off limits to collecting, so fine large ...The Marchand-Mercier
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