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. M. Gradstein, J. G. Ogg, and A. G. Smith. 2004. A Geologic Time Scale 2004 1-589 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
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 126668 collections
| International Chronostratigraphic Timescale | Cambrian of Kazakhstan | Cambrian of Australia | |||||
|---|---|---|---|---|---|---|---|
| Cambrian | Furongian | Stage 10 | Batyrbaian | Datsonian | 485.4 | ||
| Payntonian | 486.8 * | ||||||
| Jiangshanian | Iverian | 489.5 | |||||
| Aksaian | 490.7 * | ||||||
| Sakian | 492.2 * | ||||||
| Paibian | Idamean | 494 | |||||
| Miaolingian | Guzhangian | Ayusokkanian | Mindyallan | 497 | |||
| Boomerangian | 499 | ||||||
| 499.5 | |||||||
| Drumian | Zhanaarykian | Undillan | 500.5 | ||||
| Tuesaian | Floran | 503 | |||||
| Wuliuan | Templetonian | 504.5 | |||||
| 505.3 | |||||||
| Ordian | 507.8 * | ||||||
| Series 2 | Stage 4 | 509 | |||||
| Toyonian | 510 * | ||||||
| 510.8 * | |||||||
| Botomian | 512.5 * | ||||||
| Stage 3 | 514 | ||||||
| Atdabanian | 515.6 * | ||||||
| Terreneuvian | Stage 2 | Tommotian | 521 | ||||
| 525.5 | |||||||
| Fortunian | 529 | ||||||
| 538.8 | |||||||