Before history, Evolution of Life (4560 mya-present), Jurassic Period (201-145 mya), Mesozoic Era (252-66 mya), Phanerozoic Eon (541 mya-present) Evolution of Life, Jurassic Period (201-145 mya): Dinosaurs, Theropods, and Sauropodomorphs March 13, 2025 — 0 Comments