Revised Beginning Dates in the Phanerozoic (Gradstein et al., 2004, A Geologic Time Scale 2004: Cambridge University Press, 589 p.)
Ma ERA |
PERIODS |
EPOCHS |
AGE |
|
CENOZOIC |
Quaternary |
|
|
|
1.64 Ma |
||||
Tertiary |
Neogene |
Pliocene |
||
Miocene |
23 Ma |
|||
Paleogene |
Oligocene |
|||
Eocene |
65.5 Ma |
|||
Paleocene |
||||
MESOZOIC |
Cretaceous |
|
||
145 Ma |
||||
Jurassic |
||||
199 Ma |
||||
Triassic |
||||
251 Ma |
||||
PALEOZOIC |
Permian |
|||
299 Ma |
||||
Carboniferous |
Pennsylvanian |
|||
320 Ma |
||||
Mississippian |
||||
359 Ma |
||||
Devonian |
||||
416 Ma |
||||
Silurian |
||||
444 Ma |
||||
Ordovician |
||||
488 Ma |
||||
Cambrian |
||||
524 Ma |
||||
PROTEROZOIC |
Vendian |
|||
|
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