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
- 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
There are 59 timescales which overlap this one. show
Interval names marked with † are no longer in current use.
This timescale is used in the definition of 126764 collections
| International Chronostratigraphic Timescale | Obsolete Carboniferous Ages of China | Devonian of Czechoslovakia | Cretaceous Subepochs | Carboniferous Subepochs | |||
|---|---|---|---|---|---|---|---|
| Cretaceous | Late Cretaceous | Maastrichtian | Senonian | 66 | |||
| Campanian | 72.1 | ||||||
| Santonian | 83.6 | ||||||
| Coniacian | 86.3 | ||||||
| Turonian | 89.8 | ||||||
| Cenomanian | 93.9 | ||||||
| Early Cretaceous | Albian | Gallic | 100.5 | ||||
| Aptian | 113 | ||||||
| Barremian | 121.4 | ||||||
| Hauterivian | Neocomian | 125.77 | |||||
| Valanginian | 132.6 | ||||||
| Berriasian | 139.8 | ||||||
| Jurassic | Late Jurassic | Tithonian | 145 | ||||
| Kimmeridgian | 149.2 | ||||||
| Oxfordian | 154.8 | ||||||
| Middle Jurassic | Callovian | 161.5 | |||||
| Bathonian | 165.3 | ||||||
| Bajocian | 168.2 | ||||||
| Aalenian | 170.9 | ||||||
| Early Jurassic | Toarcian | 174.7 | |||||
| Pliensbachian | 184.2 | ||||||
| Sinemurian | 192.9 | ||||||
| Hettangian | 199.5 | ||||||
| Triassic | Late Triassic | Rhaetian | 201.4 | ||||
| Norian | 208.5 | ||||||
| Carnian | 227 | ||||||
| Middle Triassic | Ladinian | 237 | |||||
| Anisian | 242 | ||||||
| Early Triassic | Olenekian | 247.2 | |||||
| Induan | 251.2 | ||||||
| Permian | Lopingian | Changhsingian | 251.902 | ||||
| Wuchiapingian | 254.14 | ||||||
| Guadalupian | Capitanian | 259.51 | |||||
| Wordian | 264.28 | ||||||
| Roadian | 266.9 | ||||||
| Cisuralian | Kungurian | 273.01 | |||||
| Artinskian | 283.5 | ||||||
| Sakmarian | 290.1 | ||||||
| Asselian | 293.52 | ||||||
| Carboniferous | Pennsylvanian | Gzhelian | Mapingian † | Late Pennsylvanian | 298.9 | ||
| Kasimovian | 303.7 | ||||||
| 305.9 | |||||||
| Moscovian | Middle Pennsylvanian | 307 | |||||
| Bashkirian | Early Pennsylvanian | 315.2 | |||||
| Mississippian | Serpukhovian | Late Mississippian | 323.2 | ||||
| Visean | Middle Mississippian | 330.9 | |||||
| Tournaisian | Early Mississippian | 346.7 | |||||
| Devonian | Late Devonian | Famennian | 358.9 | ||||
| Frasnian | 372.2 | ||||||
| Middle Devonian | Givetian | Srbsko | 382.7 | ||||
| Eifelian | Chotec | 387.7 | |||||
| Early Devonian | Emsian | Daleje/Zlichovian | 393.3 | ||||
| Pragian | Pragian | 407.6 | |||||
| Lochkovian | Lochkovian | 410.8 | |||||
| 419.2 | |||||||