International Chronostratigraphic Timescale
The interval definitions in this timescale are derived from the following source:
- K. M. Cohen, S.C. Finney, P.L. Gibbard and J.-X. Fan. 2023. The ICS International Chronostratigraphic Chart v2023/09. view
There are 59 timescales which overlap this one. show
This timescale is used in the definition of 126762 collections
| International Chronostratigraphic Timescale | Ten Million Year Bins | |||
|---|---|---|---|---|
| Quaternary | Holocene | Meghalayan | Cenozoic 6 | 0 |
| Northgrippian | 0.0042 | |||
| Greenlandian | 0.0082 | |||
| Pleistocene | Late Pleistocene | 0.0117 | ||
| Chibanian | 0.129 | |||
| Calabrian | 0.774 | |||
| Gelasian | 1.8 | |||
| Neogene | Pliocene | Piacenzian | 2.58 | |
| Zanclean | 3.6 | |||
| Miocene | Messinian | 5.333 | ||
| Tortonian | 7.246 | |||
| Serravallian | Cenozoic 5 | 11.63 | ||
| Langhian | 13.82 | |||
| Burdigalian | 15.98 | |||
| Aquitanian | 20.44 | |||
| Paleogene | Oligocene | Chattian | Cenozoic 4 | 23.03 |
| Rupelian | 27.82 | |||
| Eocene | Priabonian | Cenozoic 3 | 33.9 | |
| Bartonian | 37.71 | |||
| Lutetian | Cenozoic 2 | 41.2 | ||
| Ypresian | 47.8 | |||
| Paleocene | Thanetian | Cenozoic 1 | 56 | |
| Selandian | 59.2 | |||
| Danian | 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 | 168.2 | |||
| Aalenian | Jurassic 3 | 170.9 | ||
| Early Jurassic | Toarcian | 174.7 | ||
| Pliensbachian | Jurassic 2 | 184.2 | ||
| Sinemurian | Jurassic 1 | 192.9 | ||
| Hettangian | 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 | |||
| Permian | Lopingian | Changhsingian | Permian 4 | 251.902 |
| Wuchiapingian | 254.14 | |||
| Guadalupian | Capitanian | 259.51 | ||
| Wordian | 264.28 | |||
| Roadian | Permian 3 | 266.9 | ||
| Cisuralian | Kungurian | Permian 2 | 273.01 | |
| Artinskian | 283.5 | |||
| Sakmarian | 290.1 | |||
| Asselian | Permian 1 | 293.52 | ||
| Carboniferous | Pennsylvanian | Gzhelian | Carboniferous 5 | 298.9 |
| Kasimovian | 303.7 | |||
| Moscovian | Carboniferous 4 | 307 | ||
| Bashkirian | 315.2 | |||
| Mississippian | Serpukhovian | Carboniferous 3 | 323.2 | |
| Visean | Carboniferous 2 | 330.9 | ||
| Tournaisian | Carboniferous 1 | 346.7 | ||
| Devonian | Late Devonian | Famennian | Devonian 5 | 358.9 |
| Frasnian | Devonian 4 | 372.2 | ||
| Middle Devonian | Givetian | Devonian 3 | 382.7 | |
| Eifelian | 387.7 | |||
| Early Devonian | Emsian | Devonian 2 | 393.3 | |
| Pragian | Devonian 1 | 407.6 | ||
| Lochkovian | 410.8 | |||
| Silurian | Pridoli | Silurian 2 | 419.2 | |
| Ludlow | Ludfordian | 423 | ||
| Gorstian | 425.6 | |||
| Wenlock | Homerian | 427.4 | ||
| Sheinwoodian | 430.5 | |||
| Llandovery | Telychian | Silurian 1 | 433.4 | |
| Aeronian | 438.5 | |||
| Rhuddanian | 440.8 | |||
| Ordovician | Late Ordovician | Hirnantian | Ordovician 5 | 443.8 |
| Katian | 445.2 | |||
| Sandbian | Ordovician 4 | 453 | ||
| Middle Ordovician | Darriwilian | Ordovician 3 | 458.4 | |
| Dapingian | Ordovician 2 | 467.3 | ||
| Early Ordovician | Floian | 470 | ||
| Tremadocian | Ordovician 1 | 477.7 | ||
| Cambrian | Furongian | Stage 10 | Cambrian 5 | 485.4 |
| Jiangshanian | 489.5 | |||
| Paibian | 494 | |||
| Miaolingian | Guzhangian | Cambrian 4 | 497 | |
| Drumian | 500.5 | |||
| Wuliuan | Cambrian 3 | 504.5 | ||
| Series 2 | Stage 4 | 509 | ||
| Stage 3 | Cambrian 2 | 514 | ||
| Terreneuvian | Stage 2 | 521 | ||
| Fortunian | Cambrian 1 | 529 | ||
| 538.8 | ||||