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
  • A. G. Sennikov and V. K. Golubev. 2006. Vyazniki Biotic Assemblage of the Terminal Permian. Paleontological Journal 40(suppl. 4):S475-S481 view
  • F. M. Gradstein, J. G. Ogg, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 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

This timescale is used in the definition of 126585 collections

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International Chronostratigraphic TimescaleTen Million Year BinsCretaceous-Cenozoic of New Zealand
21.7
PaleogeneOligoceneChattianCenozoic 4LandonWaitakian23.03
Duntroonian25.2
Whaingaroan27.3
Rupelian27.82
EocenePriabonianCenozoic 333.9
ArnoldRunangan34.6
Kaiatan36.7
Bartonian37.71
Bortonian39.1
LutetianCenozoic 241.2
DannevirkePorangan42.6
Heretaungan45.7
Ypresian47.8
Mangaorapan48.9
Waipawan52
PaleoceneThanetianCenozoic 1Teurian56
Selandian59.2
Danian61.6
66