XL 3.7" Spinosaurus Fossil Tooth 100 Million Years Old Cretaceous Dinosaur COA Cerussite likely triggered by violent sea-level

likely triggered by violent sea-level swings and a precipitous atmospheric carbon dioxide collapse

including a prominent central columella and finely radiating septae

Timeline of Early Coral Evolution

Rare fossil discoveries have provided direct evidence of Prognathodon’s feeding habits

XL 3.7" Spinosaurus Fossil Tooth 100 Million Years Old Cretaceous Dinosaur COA Cerussite likely triggered by violent sea-levelLocation: Oued Zem, Morocco Weight: 2 Ounces Dimensions: 3. 7 Inches Long, 1 Inch Wide Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Name: Spinosaurus (Spine lizard). Named By: Ernst Stromer 1915. Diet: Piscivore Carnivore. Size: Estimated between 12. 6 and 18 meters long. Known locations: North Africa, particularly Egypt Bahariya Formation, and Morocco Kem Kem Beds. Time period: Albian to Cenomanian of the