International Chronostratigraphic Timescale
The interval definitions in this timescale are derived from the following sources:
- K. M. Cohen, S.C. Finney, P.L. Gibbard and J.-X. Fan. 2023. The ICS International Chronostratigraphic Chart v2023/09. view
- W. B. Harland, R. L. Armstrong, A. V. Cox, L. E. Craig, A. G. Smith and D. G. Smith. 1990. A Geologic Time Scale 1989. view
- F. M. Gradstein, J. G. Ogg, and A. G. Smith. 2004. A Geologic Time Scale 2004 1-589 view
There are 59 timescales which overlap this one. show
Interval names marked with † are no longer in current use.
This timescale is used in the definition of 126679 collections
| International Chronostratigraphic Timescale | Cenozoic Subepochs | ||||
|---|---|---|---|---|---|
| Quaternary | Holocene | Meghalayan | 0 | ||
| Northgrippian | 0.0042 | ||||
| Greenlandian | 0.0082 | ||||
| Pleistocene | Late Pleistocene | Late Pleistocene | 0.0117 | ||
| Chibanian | Middle Pleistocene | 0.129 | |||
| Calabrian | Early Pleistocene | 0.774 | |||
| Gelasian | 1.8 | ||||
| 2.58 | |||||