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
  • M. Harzhauser and W. E. Piller. 2004. Integrated stratigraphy of the Sarmatian (Upper Middle Miocene) in the western Central Paratethys. Stratigraphy 1(1):65-86 view
  • F. F. Steininger, W. A. Berggren, D. V. Kent, R. L. Bernor, S. Sen and J. Agusti. 1996. Circum-Mediterranean Neogene (Miocene and Pliocene) marine-continental chronologic correlations of European mammal units. The Evolution of Western Eurasian Neogene Mammal Faunas (eds. R. L. Bernor, V. Fahlbusch, and H.-W. Mittmann) view
  • F. M. Gradstein, J. G. Ogg, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 view
  • Z.-X. Qiu and Z.-D. Qiu. 1995. Chronological sequence and subdivision of Chinese Neogene mammalian faunas. Palaeogeography, Palaeoclimatology, Palaeoecology 116(1-2):41-70 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 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.

This timescale is used in the definition of 126710 collections

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International Chronostratigraphic TimescaleCentral Paratethys StagesEuropean Faunal UnitsNeogene Mammal Ages of ChinaCenozoic Subepochs
QuaternaryHoloceneMeghalayan0
Northgrippian0.0042
Greenlandian0.0082
PleistoceneLate PleistoceneNihewanianLate Pleistocene0.0117
ChibanianMiddle Pleistocene0.129
CalabrianEarly Pleistocene0.774
Gelasian1.8
NeogenePliocenePiacenzianVillanyianYusheanLate Pliocene2.58
Ruscinian3.1 *
ZancleanEarly Pliocene3.6
Baodean4.9
MioceneMessinianTurolianLate Miocene5.333
TortonianPannonian7.246
Vallesian8.7
Tunggurian11.1
SerravallianSarmatianAstaracianMiddle Miocene11.63
Badenian12.8 *
LanghianShanwangian13.82
BurdigalianOrleanianEarly Miocene15.98
Xiejiaan16.9
Agenian20
Aquitanian20.44
PaleogeneOligoceneChattianLate Oligocene23.03
RupelianEarly Oligocene27.82
EocenePriabonianLate Eocene33.9
BartonianMiddle Eocene37.71
Lutetian41.2
YpresianEarly Eocene47.8
PaleoceneThanetianLate Paleocene56
SelandianMiddle Paleocene59.2
DanianEarly Paleocene61.6
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