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
- 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
- F. M. Gradstein, J. G. Ogg, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 view
- J. Meng and M. C. McKenna. 1998. Faunal turnovers of Paleogene mammals from the Mongolian Plateau. Nature 394:364-367 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
- B. D. Webby. 1998. Steps toward a global standard for Ordovician stratigraphy. Newsletters in Stratigraphy 36:1-33 view
- M. Kretzoi. 1942. Necroteuthis n. g. (Ceph. Dibr., Necroteuthidae N. F.) aus dem Oligozän von Budapest und das system der Dibranchiata. Földtani Közlöny 72:125-238 view
- D. H. Erwin and S. A. Bowring. 2004. Cambrian time scale. 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.
Interval names marked with † are no longer in current use.
This timescale is used in the definition of 126130 collections
International Chronostratigraphic Timescale | Cambrian of Australia | Ordovician of the Baltic | Ordovician of North America | Cambrian of Siberia | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
462.9 | |||||||||||||||
470 | |||||||||||||||
482 | |||||||||||||||
482.2 | |||||||||||||||
Cambrian | Furongian | Stage 10 | Datsonian | Oeland | Pakerort | Ibexian | Skullrockian | Batyrbaian | Tavgian † | Ketyan †/Yurakian | 485.4 * | ||||
486.3 * | |||||||||||||||
486.5 | |||||||||||||||
Payntonian | 486.8 * | ||||||||||||||
487.5 | |||||||||||||||
Jiangshanian | Iverian | 489.5 | |||||||||||||
Aksaian | 490.7 * | ||||||||||||||
Sakian | 492.2 * | ||||||||||||||
Paibian | Idamean | 494 | |||||||||||||
Ensyan †/Maduan/Nganasanian | 494.7 * | ||||||||||||||
Miaolingian | Guzhangian | Mindyallan | Ayusokkanian | 497 | |||||||||||
Boomerangian | 499 | ||||||||||||||
Mayan/Menevian | 499.5 | ||||||||||||||
Drumian | Undillan | 500.5 | |||||||||||||
Floran | 503 | ||||||||||||||
Wuliuan | Templetonian | Amgan/Solvan | 504.5 | ||||||||||||
Ordian | 507.8 * | ||||||||||||||
Series 2 | Stage 4 | 509 | |||||||||||||
Toyonian | Lenian † | 510 * | |||||||||||||
510.8 * | |||||||||||||||
Botomian | 512.5 * | ||||||||||||||
Stage 3 | 514 | ||||||||||||||
Atdabanian | 515.6 * | ||||||||||||||
Terreneuvian | Stage 2 | Tommotian | 521 | ||||||||||||
Nemakit-Daldynian | 525.5 | ||||||||||||||
Fortunian | Manykaian † | 529 | |||||||||||||
538.8 |