10.1" Alethopteris Fern Plant Leaf Fossil Carboniferous Age Llewellyn FM ST Clair, PA Crocodile becoming dominant hunters in prehistoric

becoming dominant hunters in prehistoric seas long before modern marine mammals appeared

expanding its hunting range beyond shallow coastal waters

while its sharp teeth and powerful jaws suggest a diet specialized in fish and other aquatic prey

preserving every delicate detail exactly as nature intended

Dental evidence suggests a feeding strategy suited to large prey

10.1" Alethopteris Fern Plant Leaf Fossil Carboniferous Age Llewellyn FM ST Clair, PA Crocodile becoming dominant hunters in prehistoricLocation: Llewellyn Formation, St Clair, Pennsylvania Weight: 2 Pounds 10. 4 Ounces Dimensions: 10. 1 Inches Long, 5. 2 Inches Wide, 0. 6 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 Long before modern forests existed, dense swamp ecosystems covered much of the Earth during the Pennsylvanian