|
|
Geologic Time-scale
| Eon/Eonothem |
Era/Erathem |
Sub-era |
Period/System |
Epoch/Series |
Starting
Million
Years |
| Phanerozoic |
Cenozoic |
Quaternary |
Pleistogene |
Holocene |
0.01 |
| Pleistocene |
1.64 |
| Tertiary |
Neogene |
Pliocene |
5.2 |
| Miocene |
23.3 |
| Palaeogene |
Oligocene |
35.4 |
| Eocene |
56.5 |
| Palaeocene |
65 |
| Mesozoic |
|
Cretaceous |
|
145.6 |
| Jurassic |
|
208 |
| Triassic |
|
245 |
| Palaeozoic |
Upper Palaeozoic |
Permian |
|
290 |
| Carboniferous |
|
362.5 |
| Devonian |
|
408.5 |
| Lower Palaeozoic |
Silurian |
|
439 |
| Ordovician |
|
510 |
| Cambrian |
|
570 |
| Proterozoic |
Precambrian |
|
|
|
|
2500 |
| Archaean |
|
|
|
|
4000 |
| Priscoan |
|
|
|
|
4600 |
(Cambridge University Press, 1990)
|
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