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ERA
PERIOD
sub-PERIOD
EPOCH
sub
STAGE
alternate
myBP

Cenozoic

Quaternary

- - - - -
Holocene
- -
- - - - -
- - - - -
0.01
Pleistocene
- -
- - - - -
- - - - -
1.6-1.8

Tertiary

Neogene

Pliocene
- -
- - - - -
- - - - -
5-5.2
Miocene
Late
Messinian
- - - - -
7.5
Tortonian
- - - - -
10
Serravallian
- - - - -
12
Mid
Langhian, late
- - - - -
15
Langhian, early
- - - - -
18
Early
Burdigalian
- - - - -
-
Aquitanian
- - - - -
23-25.2

Paleogene

Oligocene

- -
Chattian
- - - - -
30
Early
Stampian
- - - - -
36

Eocene

Late

Priabonian [Auversion]
37.0

Mid

Bartonan [Mokattain]
42.0
Lutetian
- - - - -
50

Early

Ypresian
- - - - -
54 - 56.5

Paleocene

Late

Thanetian
- - - - -
60.5

Early

Danian [Montian]
65 - 66.5

Mesozoic

Cretaceous

Upper

- - - - - -

- -

Maastrichtian
- - - - -
73
Campanian
- - - - -
83
Santonian
- - - - -
87.5
Coniacian
- - - - -
88.5
Turonian
- - - - -
91
Cenomanian
- - - - -
97.5

Lower

- - - - - -

- -

Albian
- - - - -
113
Aptian
- - - - -
119
Barremian
- - - - -
125
Hauterivian
- - - - -
131
Valanginian
- - - - -
138
Berriasian
- - - - -
144

Jurrasic

Upper

- - - - -

- -

Tithonian
- - - - -
150
Kimmeridgian
- - - - -
156
Oxfordian
- - - - -
163

Middle

- - - - -

- -

Callovian
- - - - -
169
Bathonian
- - - - -
175
Bajocian
- - - - -
181
Aalenian
- - - - -
188

Lower

- - - - - -

- -

Toarcian
- - - - -
194
Pliensbachian
- - - - -
200
Sinemurian
- - - - -
206
Hettangian
- - - - -
213

Triassic

Late

- - - - - -

- -

Rhaetian
- - - - -
219
Norian
- - - - -
225
Carnian
- - - - -
231

Middle

- - - - - -

- -

Landinian
- - - - -
234
Anisian
- - - - -
242
Early

- - - - -

- -

Scythian
- - - - -
248

Paleozoic

Permian

Late

- - - - -

- -
Tatarian
- - - - -
-
Guadalupian
- - - - -
258

Early

- - - - -

- -
Sakmarian
- - - - -
-
Asselian
- - - - -
290