The Age of Dinosaurs
Explore The Age of Dinosaurs on Ever-When, an interactive timeline of history from the Big Bang to the present day.
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Key events on this timeline
- Cretaceous–Paleogene extinction (66000000 BCE)
- Tyrannosaurus rex (68000000 BCE)
- First dinosaurs (230000000 BCE)
- Mesozoic Era (252000000 BCE)
- Paleozoic Era (538800000 BCE)
- Jurassic Period (201000000 BCE)
- Cretaceous Period (145000000 BCE)
- Triassic Period (252000000 BCE)
- First mammals (225000000 BCE)
- Permian–Triassic extinction (252000000 BCE)
- Archaeopteryx and the first birds (150000000 BCE)
- Permian Period (299000000 BCE)
- Stegosaurus (155000000 BCE)
- Carboniferous Period (359000000 BCE)
- Triceratops (68000000 BCE)
- Cambrian Period (538800000 BCE)
- Devonian Period (419000000 BCE)
- Ordovician Period (485000000 BCE)
- First pterosaurs take flight (228000000 BCE)
- Silurian Period (443000000 BCE)
- Velociraptor (75000000 BCE)
- Pangaea begins to break apart (200000000 BCE)
- Diplodocus (152000000 BCE)
- First flowering plants (140000000 BCE)
- Alvarez impact hypothesis (1980)
- Dimetrodon (295000000 BCE)
- Brachiosaurus (154000000 BCE)
- Cambrian Explosion (541000000 BCE)
- Spinosaurus (99000000 BCE)
- First amniotes (320000000 BCE)