5.7" Eurypterus Sea Scorpion Fossil Eurypterid Silurian 420 Mil Yrs Old New York Stand Leptauchenia aragonite was the dominant form

aragonite was the dominant form influencing marine shell formation

including a deep

” a reference to its enormous serrated teeth that can reach up to 18 centimeters long

pristine quartz

5.7" Eurypterus Sea Scorpion Fossil Eurypterid Silurian 420 Mil Yrs Old New York Stand Leptauchenia aragonite was the dominant formLocation: Buffalo, New York, Bertie Green Formation Weight: 2 Pounds 5. 8 Ounces Dimensions: 7. 2 Inches Long, 5. 4 Inches Wide, 0. 8 Inches Thick (Plate) Sea Scorpion Dimensions: 5. 7 Inches Long, 3. 5 Inches Wide Comes with a Free Stand. Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Upper Silurian, 420 Million Years old Eurypterids, commonly referred to as sea scorpions, are an extinct group of arthropods