| Period |
Age |
| Quaternary |
Present - 1.8 million years ago |
| Neogene |
1.8 - 24 million years ago |
| Palaeogene |
24 - 65 million years ago |
| Cretaceous |
65 - 142 million years ago |
| Jurassic |
142 - 205 million years ago |
| Triassic |
205 - 248 million years ago |
| Permian |
248 - 290 million years ago |
| Carboniferous |
290 - 354 million years ago |
| Devonian |
354 - 417 million years ago |
| Silurian |
417 - 443 million years ago |
| Ordovician |
443 - 495 million years ago |
| Cambrian |
495 - 545 million years ago |
| Precambrian |
Prior to 545 million years ago |
