| Chronology (4600 mya-Present) |
| Taxonomy |
| Precambrian Superion (4600-541 mya) |
| Hadean Eon (4600-4000 mya), Earth molten |
| Archaean Eon (4000-2500 mya), Stromatolites |
| Proterozoic Eon (2500-541 mya), Eukaryotes |
| Phanerozoic Eon (541 mya-Present) |
| Palaeozoic Era (541-252 mya) |
| Cambrian Period (541-485 mya), Invertebrates |
| Ordovician Period (485-444 mya), land plants |
| Silurian Period (444-419 mya), jawed fish |
| Devonian Period (419-359 mya), Amphibians |
| Carboniferous Period (359-299 mya), Reptiles |
| Permian Period (299-252 mya), Seed Plants |
| Mesozoic Era (252-66 mya) |
| Triassic Period (252-201 mya), Lizards |
| Jurassic Period (201-145 mya), Dinosaurs |
| Cretaceous Period (145-66.0 mya), Birds |
| Cenozoic Era (66 mya-present) |
| Neogene Period (66-2.58 mya) |
| Palaeocene Epoch (66.0-56.0 mya), Mammals |
| Eocene Epoch (56.0-33.9 mya): Modern Mammals |
| Oligocene Epoch (33.9-23.0 mya), Ruminants |
| Miocene Epoch (23.0-5.33 mya), Elephants |
| Pliocene Epoch (5.33-2.59 mya), Australopithecines |
| Quaternary Period (2.59-Present) |
| Pleistocene Epoch (2.58-0.012 mya) – Ice Age |
| Holocene Epoch (0.012 mya – present) – Current Interglacial |
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