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
- 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
- M. Freudenthal. 2006. Mammal Paleogene zones. personal communication 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, 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
- F. M. Gradstein, J. G. Ogg, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 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
- 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, 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 127017 collections
International Chronostratigraphic Timescale | Cambrian of North America | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Cambrian | Furongian | Stage 10 | Franconian †/Dresbachian/Millardan | 485.4 | ||||||||
Sunwaptan | 487.5 | |||||||||||
Jiangshanian | 489.5 | |||||||||||
Steptoean | 493 * | |||||||||||
Paibian | 494 | |||||||||||
Miaolingian | Guzhangian | Marjumian | Albertian † | 497 | ||||||||
Drumian | 500.5 | |||||||||||
Wuliuan | Topazan | 504.5 | ||||||||||
Delamaran | 506.5 | |||||||||||
Series 2 | Stage 4 | Waucoban † | 509 | |||||||||
Dyeran | 511 * | |||||||||||
Stage 3 | 514 | |||||||||||
Montezuman | 514.8 * | |||||||||||
Begadean | 519.9 * | |||||||||||
Terreneuvian | Stage 2 | 521 | ||||||||||
Fortunian | 529 | |||||||||||
538.8 |