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. 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
- A. D. Barnosky, M. Holmes, R. Kirchholtes, E. Lindsey, K.C. Maguire, A.W. Poust, M.A. Stegner, J. Sunseri, B. Swartz, J. Swift, N.A. Villavicencio and G. Wogan. 2014. Prelude to the Anthropocene: Two new North American Land Mammal Ages (NALMAs). The Anthropocene Review I(3):225-242 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 126290 collections
International Chronostratigraphic Timescale | Ammonite Chrons of Northwest Europe | North American Land Mammal Ages | ||||
---|---|---|---|---|---|---|
Quaternary | Holocene | Meghalayan | Saintaugustinean | 0 | ||
Santarosean | 0.0004 | |||||
Northgrippian | 0.0042 | |||||
Greenlandian | 0.0082 | |||||
Pleistocene | Late Pleistocene | 0.0117 | ||||
Rancholabrean | 0.014 | |||||
Chibanian | 0.129 | |||||
Irvingtonian | 0.21 | |||||
Calabrian | 0.774 | |||||
Blancan | 1.4 | |||||
Gelasian | 1.8 | |||||
Neogene | Pliocene | Piacenzian | 2.58 | |||
Zanclean | 3.6 | |||||
Hemphillian | 4.7 | |||||
Miocene | Messinian | 5.333 | ||||
Tortonian | 7.246 | |||||
Clarendonian | 9.4 | |||||
Serravallian | 11.63 | |||||
Barstovian | 12.5 | |||||
Langhian | 13.82 | |||||
Burdigalian | 15.98 | |||||
Hemingfordian | 16.3 | |||||
Arikareean | 18.5 | |||||
Aquitanian | 20.44 | |||||
Paleogene | Oligocene | Chattian | 23.03 | |||
Rupelian | 27.82 | |||||
Whitneyan | 29.5 | |||||
Orellan | 31.8 | |||||
Eocene | Priabonian | Chadronian | 33.9 | |||
Duchesnean | 37 | |||||
Bartonian | 37.71 | |||||
Uintan | 39.7 | |||||
Lutetian | 41.2 | |||||
Bridgerian | 46.2 | |||||
Ypresian | 47.8 | |||||
Wasatchian | 50.5 | |||||
Clarkforkian | 54.9 | |||||
Paleocene | Thanetian | 56 | ||||
Tiffanian | 56.2 | |||||
Selandian | 59.2 | |||||
Torrejonian | 60.9 | |||||
Danian | 61.6 | |||||
Puercan | 63.8 | |||||
Cretaceous | Late Cretaceous | Maastrichtian | 66 | |||
Campanian | 72.1 | |||||
Santonian | 83.6 | |||||
Coniacian | 86.3 | |||||
Turonian | 89.8 | |||||
Cenomanian | 93.9 | |||||
Early Cretaceous | Albian | 100.5 | ||||
Aptian | 113 | |||||
Barremian | 121.4 | |||||
Hauterivian | 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 | Parkinsoni/Garantiana/Subfurcatum/Sauzei/Laeviuscula/Discites | 168.2 | ||||
Humphresianum | 168.4 | |||||
Aalenian | Concavum/Murchisonae/Opalinum | 170.9 | ||||
Early Jurassic | Toarcian | Levesquei/Variabilis/Bifrons | Thouarsense | 174.7 | ||
180.1 | ||||||
Serpentinum/Falciferum/Tenuicostatum | 182 | |||||
Pliensbachian | Spinatum/Margaritatus/Davoei/Ibex/Jamesoni | 184.2 | ||||
Sinemurian | Raricostatum/Oxynotum/Obtusum/Turneri/Semicostatum/Bucklandi | 192.9 | ||||
Hettangian | Angulata/Liasicus/Planorbis | 199.5 | ||||
201.4 |