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, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 view
- F. M. Gradstein, F. P. Agterberg, J. G. Ogg, J. Hardenbol, P. Van Veen, J. Thierry, and Z. Huang. 1995. A Triassic, Jurassic, and Cretaceous time scale. SEPM Special Publication 54 view
- J. Palfy, P. L. Smith, and J. K. Mortensen. 2000. A U-Pb and 40Ar/39Ar time scale for the Jurassic. Canadian Journal of Earth Sciences 37(6):923-944 view
- F. M. Gradstein, J. G. Ogg, and A. G. Smith. 2004. A Geologic Time Scale 2004 1-589 view
- J. I. Raine, A. G. Beu, A. F. Boyes, H. J. Campbell, R. A. Cooper, J. S. Crampton, M. P. Crundwell, C. J. Hollis, and H. E. G. Morgans. 2015. Revised Calibration of the New Zealand Geological Timescale: NZGT2015/1. GNS Science Report 2012(39) view
There are 59 timescales which overlap this one. show
Interval boundaries marked with * have been interpolated based on the differences between the ages for international timescale boundaries quoted in the source and the currently accepted ages for those boundaries.
Interval names marked with † are no longer in current use.
This timescale is used in the definition of 127057 collections
| International Chronostratigraphic Timescale | Obsolete Names for ICS Units | Cenozoic Subepochs | Cretaceous-Cenozoic of New Zealand | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 0 | |||||||||
| 2.4 | |||||||||
| Neogene | Pliocene | Piacenzian | Tertiary † | Late Pliocene | Wanganui | Mangapanian | 2.58 | ||
| Waipipian | 3 | ||||||||
| Zanclean | Early Pliocene | 3.6 | |||||||
| Opoitian | 3.7 | ||||||||
| Miocene | Messinian | Late Miocene | Taranaki | Kapitean | 5.333 | ||||
| Tongaporutuan | 7.2 | ||||||||
| Tortonian | 7.246 | ||||||||
| Southland | Waiauan | 11.04 | |||||||
| Serravallian | Middle Miocene | 11.63 | |||||||
| Lillburnian | 13.05 | ||||||||
| Langhian | 13.82 | ||||||||
| Clifdenian | 15.1 | ||||||||
| Pareora | Altonian | 15.9 | |||||||
| Burdigalian | Early Miocene | 15.98 | |||||||
| Otaian | 18.7 | ||||||||
| Aquitanian | 20.44 | ||||||||
| Landon | Waitakian | 21.7 | |||||||
| 23.03 | |||||||||
| 25.2 | |||||||||
| 34.6 | |||||||||
| 66 | |||||||||