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
- A. D. Barnosky, M. Holmes, R. Kirchholtes, E. Lindsey, K.C. Maguire, A.W. Poust, M.A. Stegner, J. Sunseri, B. Swartz, J. Swift, N.A. Villavicencio and G. Wogan. 2014. Prelude to the Anthropocene: Two new North American Land Mammal Ages (NALMAs). The Anthropocene Review I(3):225-242 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, J. G. Ogg, and A. G. Smith. 2004. A Geologic Time Scale 2004 1-589 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
- J. Meng and M. C. McKenna. 1998. Faunal turnovers of Paleogene mammals from the Mongolian Plateau. Nature 394:364-367 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 126520 collections
International Chronostratigraphic Timescale | North American Land Mammal Ages | Paleogene Mammal Ages of Asia | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
18.5 | |||||||||||
Paleogene | Oligocene | Chattian | Arikareean | Tabenbulakian | Hsandagolian | 23.03 | |||||
Rupelian | Kekeamuan | 27.82 | |||||||||
Whitneyan | 29.5 | ||||||||||
Orellan | 31.8 | ||||||||||
Eocene | Priabonian | Chadronian | Houldjinian/Ergilian/Ulangochuian | 33.9 | |||||||
Duchesnean | 37 | ||||||||||
Bartonian | Sharamurunian/Irdinmanhan/Arshantan | 37.71 | |||||||||
Uintan | 39.7 | ||||||||||
Lutetian | 41.2 | ||||||||||
Bridgerian | 46.2 | ||||||||||
Ypresian | Bumbanian | 47.8 | |||||||||
Wasatchian | 50.5 | ||||||||||
Clarkforkian | 54.9 | ||||||||||
Paleocene | Thanetian | Gashatan | 56 | ||||||||
Tiffanian | 56.2 | ||||||||||
Selandian | 59.2 | ||||||||||
Torrejonian | 60.9 | ||||||||||
Danian | 61.6 | ||||||||||
Puercan | 63.8 | ||||||||||
66 |