Basic Facts

• Meaning: Named after the Jura Mountains. Also referred to as The “Age of Dinosaurs”.
• Epoch: Early, Middle and Late Jurassic
• Time Span: ~201–145 million years.
• Dominant Life Forms: Large Dinosaurs and Marine Reptiles. 
• Major Events: Evolution of first birds and Dinosaurs as the dominant species on the planet.
• Total fossils catalogued: Roughly 100,000 to a million.