4.7" Alethopteris Fern Plant Leaf Fossil Carboniferous Age Llewellyn FM ST Clair, PA Crystal Quartz actively pursuing smaller reptilian fauna

actively pursuing smaller reptilian fauna and proto-mammalian prey across floodplain environments

One of its most distinctive features was its tail

Edmontosaurus ranks among the largest hadrosaurid dinosaurs known

Pleistocene Epoch 20 Million Years old

It is Wyoming's State Fossil

4.7" Alethopteris Fern Plant Leaf Fossil Carboniferous Age Llewellyn FM ST Clair, PA Crystal Quartz actively pursuing smaller reptilian faunaLocation: Llewellyn Formation, St Clair, Pennsylvania Weight: 5. 9 Ounces Dimensions: 4. 7 Inches Long, 4. 2 Inches Wide, 0. 4 Inches Thick (Plate) Comes with a Certificate of Authenticity. Comes with a Free Stand. The item pictured is the one you will receive. Pennsylvanian Age, 300 million years old. Alethopteris Sp Fern Fossil The Llewellyn Formation, dating back approximately 300 million years to the Pennsylvanian Period, is one of the rare sites