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, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 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, J. G. Ogg, and A. G. Smith. 2004. A Geologic Time Scale 2004 1-589 view
- M. Harzhauser and W. E. Piller. 2004. Integrated stratigraphy of the Sarmatian (Upper Middle Miocene) in the western Central Paratethys. Stratigraphy 1(1):65-86 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
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 126163 collections
International Chronostratigraphic Timescale | Permian of the Salt Range | Cenozoic Subepochs | Ten Million Year Bins | Central Paratethys Stages | Ammonite Chrons of Northwest Europe | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Quaternary | Holocene | Meghalayan | Cenozoic 6 | 0 | |||||||
Northgrippian | 0.0042 | ||||||||||
Greenlandian | 0.0082 | ||||||||||
Pleistocene | Late Pleistocene | Late Pleistocene | 0.0117 | ||||||||
Chibanian | Middle Pleistocene | 0.129 | |||||||||
Calabrian | Early Pleistocene | 0.774 | |||||||||
Gelasian | 1.8 | ||||||||||
Neogene | Pliocene | Piacenzian | Late Pliocene | 2.58 | |||||||
Zanclean | Early Pliocene | 3.6 | |||||||||
Miocene | Messinian | Late Miocene | 5.333 | ||||||||
Tortonian | Pannonian | 7.246 | |||||||||
Serravallian | Middle Miocene | Cenozoic 5 | Sarmatian | 11.63 | |||||||
Badenian | 12.8 * | ||||||||||
Langhian | 13.82 | ||||||||||
Burdigalian | Early Miocene | 15.98 | |||||||||
Aquitanian | 20.44 | ||||||||||
Paleogene | Oligocene | Chattian | Late Oligocene | Cenozoic 4 | 23.03 | ||||||
Rupelian | Early Oligocene | 27.82 | |||||||||
Eocene | Priabonian | Late Eocene | Cenozoic 3 | 33.9 | |||||||
Bartonian | Middle Eocene | 37.71 | |||||||||
Lutetian | Cenozoic 2 | 41.2 | |||||||||
Ypresian | Early Eocene | 47.8 | |||||||||
Paleocene | Thanetian | Late Paleocene | Cenozoic 1 | 56 | |||||||
Selandian | Middle Paleocene | 59.2 | |||||||||
Danian | Early Paleocene | 61.6 | |||||||||
Cretaceous | Late Cretaceous | Maastrichtian | Cretaceous 8 | 66 | |||||||
Campanian | Cretaceous 7 | 72.1 | |||||||||
Santonian | Cretaceous 6 | 83.6 | |||||||||
Coniacian | 86.3 | ||||||||||
Turonian | 89.8 | ||||||||||
Cenomanian | Cretaceous 5 | 93.9 | |||||||||
Early Cretaceous | Albian | Cretaceous 4 | 100.5 | ||||||||
Aptian | Cretaceous 3 | 113 | |||||||||
Barremian | Cretaceous 2 | 121.4 | |||||||||
Hauterivian | 125.77 | ||||||||||
Valanginian | Cretaceous 1 | 132.6 | |||||||||
Berriasian | 139.8 | ||||||||||
Jurassic | Late Jurassic | Tithonian | Jurassic 6 | 145 | |||||||
Kimmeridgian | Jurassic 5 | 149.2 | |||||||||
Oxfordian | 154.8 | ||||||||||
Middle Jurassic | Callovian | 161.5 | |||||||||
Bathonian | Jurassic 4 | 165.3 | |||||||||
Bajocian | Parkinsoni/Garantiana/Subfurcatum/Sauzei/Laeviuscula/Discites | 168.2 | |||||||||
Humphresianum | 168.4 | ||||||||||
Aalenian | Jurassic 3 | Concavum/Murchisonae/Opalinum | 170.9 | ||||||||
Early Jurassic | Toarcian | Levesquei/Variabilis/Bifrons | Thouarsense | 174.7 | |||||||
180.1 | |||||||||||
Serpentinum/Falciferum/Tenuicostatum | 182 | ||||||||||
Pliensbachian | Jurassic 2 | Spinatum/Margaritatus/Davoei/Ibex/Jamesoni | 184.2 | ||||||||
Sinemurian | Jurassic 1 | Raricostatum/Oxynotum/Obtusum/Turneri/Semicostatum/Bucklandi | 192.9 | ||||||||
Hettangian | Angulata/Liasicus/Planorbis | 199.5 | |||||||||
Triassic | Late Triassic | Rhaetian | Triassic 4 | 201.4 | |||||||
Norian | 208.5 | ||||||||||
Carnian | Triassic 3 | 227 | |||||||||
Middle Triassic | Ladinian | Triassic 2 | 237 | ||||||||
Anisian | 242 | ||||||||||
Early Triassic | Olenekian | Triassic 1 | 247.2 | ||||||||
Induan | 251.2 | ||||||||||
Kathwai | 251.5 * | ||||||||||
251.902 * | |||||||||||
252.4 |