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are subjected to intense heat and pressure
This remarkable fossil plate was sourced from a trusted specialist with exclusive rights to a rare shale exposure in the Alpine foothills
Hypacrosaurus’s size
with eyes positioned high on the head
4.3" Pecopteris Fossil Leaves Mazon Creek Nodule Pennsylvanian Age Split-Pair Foot Print are subjected to intense heatLocation: Francis Creek Shale Formation, Illinois Weight: 1 Pound 1. 5 Ounces Dimensions: 4. 9 Inches Long, 2. 7 Inches Wide, 1. 2 Inches Thick (Nodule) Leaf Dimensions: 4. 3 Inches Long, 1. 5 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