4.6" Pecopteris Fossil Leaves Mazon Creek Nodule Pennsylvanian Age Split-Pair Frill often compared to a ram’s

often compared to a ram’s horn

derives its name from Andalusia

The Henbury meteorite impact site

Tooth Dimensions: 1

suggesting rapid reproduction to counter high mortality rates

4.6" Pecopteris Fossil Leaves Mazon Creek Nodule Pennsylvanian Age Split-Pair Frill often compared to a ram’sLocation: Francis Creek Shale Formation, Illinois Weight: 1 Pound 3. 9 Ounces Dimensions: 5. 9 Inches Long, 3. 5 Inches Wide, 0. 9 Inches Thick (Nodule) Leaf Dimensions: 4. 6 Inches Long, 3. 7 Inches Wide The item pictured is the one you will receive. Pensylvanian Age, 370 million years ago Pecopteris Fossil Leaves The Mazon Creek fossils date back to the Pennsylvanian sub period (roughly 307 million years ago). During this time, the area was a