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Name:
Fossil Seed Fern Plate
Age: Pennsylvanian
Formation: Llewellyn
Location: St. Clair, Pennsylvania
Size: Plate is 4.4" X 8.6"
This is a plate of large fossil seed fern fronds from the now-closed St. Clair, Pennsylvania locality. The seed ferns are preserved as a thin film of white pyrophyllite on black shale. The plate has a few different fronds intact, but the longest one is 6.5 INCHES LONG! The seed ferns have very nice contrast and excellent detail. This is a collectible specimen of fossil seed fern fronds from Pennsylvania.
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