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. A. Lillegraven and M. C. McKenna. 1986. Fossil mammals from the "Mesaverde" Formation (Late Cretaceous, Judithian) of the Bighorn and Wind River basins, Wyoming, with definitions of Late Cretaceous North American Land-Mammal "Ages". American Museum Novitates 2840:1-68 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
- J. Meng and M. C. McKenna. 1998. Faunal turnovers of Paleogene mammals from the Mongolian Plateau. Nature 394:364-367 view
- F. M. Gradstein, J. G. Ogg, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 view
There are 59 timescales which overlap this one. show
This timescale is used in the definition of 126699 collections
| International Chronostratigraphic Timescale | Ten Million Year Bins | Cambrian of West Avalonia | ||||||
|---|---|---|---|---|---|---|---|---|
| Cambrian | Furongian | Stage 10 | Cambrian 5 | 485.4 | ||||
| Jiangshanian | 489.5 | |||||||
| Paibian | 494 | |||||||
| Miaolingian | Guzhangian | Cambrian 4 | 497 | |||||
| Arcadian | 498.4 | |||||||
| Drumian | 500.5 | |||||||
| Wuliuan | Cambrian 3 | 504.5 | ||||||
| Series 2 | Stage 4 | Branchian | 509 | |||||
| Stage 3 | Cambrian 2 | 514 | ||||||
| Placentian | 517.1 | |||||||
| Terreneuvian | Stage 2 | 521 | ||||||
| Fortunian | Cambrian 1 | 529 | ||||||
| 538.8 | ||||||||