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. O. Woodburne. 1987. A prospectus of the North American Mammal Ages. In: Woodburne, M. O. (ed.), Cenozoic Mammals of North America. University of California Press, Berkelery, CA 285-290 view
- J. Alroy. 2000. New methods for quantifying macroevolutionary patterns and processes. Paleobiology 26(4):707-733 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
- M. Freudenthal. 2006. Mammal Paleogene zones. personal communication 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
- 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
- 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.
This timescale is used in the definition of 126163 collections
International Chronostratigraphic Timescale | North American Mammal Subages/Zones | Mammal Paleogene Zones | Paleogene Mammal Ages of Asia | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
18.5 | |||||||||||||
Paleogene | Oligocene | Chattian | late Late Arikareean/early Late Arikareean/late Early Arikareean/early Early Arikareean | Harrisonian | MP 30/MP 29/MP 28/MP 27/MP 26 | MP 25 | Tabenbulakian | Hsandagolian | 23.03 | ||||
Monroecreekian | 23.1 * | ||||||||||||
Geringian | 24.7 * | ||||||||||||
Rupelian | MP 24/MP 23/MP 22/MP 21 | Kekeamuan | 27.82 | ||||||||||
29.5 | |||||||||||||
Eocene | Priabonian | Late Chadronian/Middle Chadronian/Early Chadronian | MP 20/MP 19/MP 18/MP 17B/MP 17A | Houldjinian/Ergilian/Ulangochuian | 33.9 | ||||||||
37 | |||||||||||||
Bartonian | MP 16 | Sharamurunian/Irdinmanhan/Arshantan | 37.71 | ||||||||||
Late Uintan/Early Uintan | 39.7 | ||||||||||||
Lutetian | MP 15/MP 14/MP 13/MP 12/MP 11 | 41.2 | |||||||||||
Twinbuttean/Blacksforkian/Gardnerbuttian | 46.2 | ||||||||||||
Ypresian | MP 10/MP 8 + 9/MP 7 | Bumbanian | 47.8 | ||||||||||
Lostcabinian/Lysitean/Graybullian/Sandcouleean | 50.5 | ||||||||||||
Cf3/Cf2/Cf1 | 54.9 | ||||||||||||
Paleocene | Thanetian | MP 6 | MP 1 - 5 | Gashatan | 56 | ||||||||
Ti6/Ti5/Ti4/Ti3/Ti2/Ti1 | 56.2 | ||||||||||||
Selandian | 59.2 | ||||||||||||
To3/To2/To1 | 60.9 | ||||||||||||
Danian | 61.6 | ||||||||||||
Pu3/Pu2/Pu1 | 63.8 | ||||||||||||
66 |