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
- 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
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 127083 collections
| International Chronostratigraphic Timescale | Ten Million Year Bins | Carboniferous of Western Europe | Carboniferous of China | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 297.7 | ||||||||||
| Carboniferous | Pennsylvanian | Gzhelian | Carboniferous 5 | Kuzel | 298.9 | |||||
| Xiaodushanian | 300 * | |||||||||
| Stephanian | Stephanian C | 300.3 * | ||||||||
| Stephanian B | 300.9 * | |||||||||
| Stephanian A | 301.4 * | |||||||||
| Kasimovian | 303.7 | |||||||||
| Cantabrian | 305 * | |||||||||
| Dalaun | 305.8 * | |||||||||
| Moscovian | Carboniferous 4 | 307 | ||||||||
| Westphalian | Westphalian D | 307.4 * | ||||||||
| Westphalian C | 309.8 | |||||||||
| Westphalian B | 314.6 | |||||||||
| Bashkirian | 315.2 | |||||||||
| Westphalian A | 317 * | |||||||||
| Huashibanian | 318.5 * | |||||||||
| Namurian | Yeadonian | 318.8 * | ||||||||
| Marsdenian | 320.2 * | |||||||||
| Lousuan | 321.2 * | |||||||||
| Kinderscoutian | 321.5 * | |||||||||
| Alportian | 322 * | |||||||||
| Chokierian | 323.1 * | |||||||||
| Mississippian | Serpukhovian | Carboniferous 3 | Dewunian | 323.2 | ||||||
| Arnsbergian | 324 * | |||||||||
| Pendleian | 327.4 * | |||||||||
| Shangsian | 330.8 * | |||||||||
| Visean | Carboniferous 2 | Warnantian | Brigantian † | 330.9 | ||||||
| Jiusian | 335 * | |||||||||
| Livian | Asbian † | 336.3 * | ||||||||
| Moliniacian | Holkerian †/Arundian/Chadian | 340.2 * | ||||||||
| Tournaisian | Carboniferous 1 | Ivorian | Tangbagouan | 346.7 | ||||||
| Hastarian | 353.7 * | |||||||||
| 358.9 | ||||||||||