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
There are 59 timescales which overlap this one. show
This timescale is used in the definition of 125885 collections
| International Chronostratigraphic Timescale | Cambrian of West Avalonia | |||
|---|---|---|---|---|
| Quaternary | Holocene | Meghalayan | 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 | 11.63 | |||
| Langhian | 13.82 | |||
| Burdigalian | 15.98 | |||
| Aquitanian | 20.44 | |||
| Paleogene | Oligocene | Chattian | 23.03 | |
| Rupelian | 27.82 | |||
| Eocene | Priabonian | 33.9 | ||
| Bartonian | 37.71 | |||
| Lutetian | 41.2 | |||
| Ypresian | 47.8 | |||
| Paleocene | Thanetian | 56 | ||
| Selandian | 59.2 | |||
| Danian | 61.6 | |||
| 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 | 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 | 298.9 | |
| Kasimovian | 303.7 | |||
| Moscovian | 307 | |||
| Bashkirian | 315.2 | |||
| Mississippian | Serpukhovian | 323.2 | ||
| Visean | 330.9 | |||
| Tournaisian | 346.7 | |||
| Devonian | Late Devonian | Famennian | 358.9 | |
| Frasnian | 372.2 | |||
| Middle Devonian | Givetian | 382.7 | ||
| Eifelian | 387.7 | |||
| Early Devonian | Emsian | 393.3 | ||
| Pragian | 407.6 | |||
| Lochkovian | 410.8 | |||
| Silurian | Pridoli | 419.2 | ||
| Ludlow | Ludfordian | 423 | ||
| Gorstian | 425.6 | |||
| Wenlock | Homerian | 427.4 | ||
| Sheinwoodian | 430.5 | |||
| Llandovery | Telychian | 433.4 | ||
| Aeronian | 438.5 | |||
| Rhuddanian | 440.8 | |||
| Ordovician | Late Ordovician | Hirnantian | 443.8 | |
| Katian | 445.2 | |||
| Sandbian | 453 | |||
| Middle Ordovician | Darriwilian | 458.4 | ||
| Dapingian | 467.3 | |||
| Early Ordovician | Floian | 470 | ||
| Tremadocian | 477.7 | |||
| Cambrian | Furongian | Stage 10 | 485.4 | |
| Jiangshanian | 489.5 | |||
| Paibian | 494 | |||
| Miaolingian | Guzhangian | 497 | ||
| Arcadian | 498.4 | |||
| Drumian | 500.5 | |||
| Wuliuan | 504.5 | |||
| Series 2 | Stage 4 | Branchian | 509 | |
| Stage 3 | 514 | |||
| Placentian | 517.1 | |||
| Terreneuvian | Stage 2 | 521 | ||
| Fortunian | 529 | |||
| 538.8 | ||||