Triceratops Nose Horn Quetzalcoatlus Charnia masoni was discovered by

Charnia masoni was discovered by Roger Mason

Stenopterygius was a very fast swimmer

Camarasaurus supremus (Lyle)

Aragonite may be columnar or fibrous

without the high keels found on the armor of the contemporaneous nodosaurid Edmontonia

Triceratops Nose Horn Quetzalcoatlus Charnia masoni was discovered byThis is the nose horn of Triceratops. The original was found in the Hell Creek Formation of late Cretaceous Age or about 66 million years ago. Individual Triceratops are estimated to have reached about 7. 9 to 9. 0 meters (26. 029. 5 feet) in length, 2. 9 to 3. 0 meters (9. 59. 8 feet) in height, and 6. 112 tons (13,00026,000 pounds) in weight. The most distinctive feature is their large skull, among the largest of all land animals. The largest known