Eon |
Era |
Period |
Epoch |
MYA |
|
Phanerozoic |
Cenozoic |
Quaternary |
Holocene |
now |
|
Pleistocene |
.08 |
||||
Tertiary
|
Neogene |
Pliocene |
1.8 |
||
Miocene |
5.3 |
||||
Paleogene
|
Oligocene |
23.8 |
|||
Eocene |
33.7 |
||||
Paleocene |
55.5 |
||||
Mesozoic |
Cretaceous |
65 |
|||
Jurassic |
145 |
||||
Triassic |
213 |
||||
Paleozoic |
Permian |
248 |
|||
Carboniferous |
Pennsylvanian |
286 |
|||
Mississippian |
325 |
||||
Devonian |
360 |
||||
Silurian |
410 |
||||
Ordovician |
440 |
||||
Cambrian |
505 |
||||
Proterozoic |
Precambrian |
544 |
|||
Archean |
2500 |
||||
Hadean |
3800 |
A Mnemonic, uses Recent instead of Holocene as in the table above