Devonian Subages
The interval definitions in this timescale are derived from the following sources:
- 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
- K. M. Cohen, S.C. Finney, P.L. Gibbard and J.-X. Fan. 2023. The ICS International Chronostratigraphic Chart v2023/09. view
There are 6 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 3115 collections
International Chronostratigraphic Timescale | Devonian Subages | Obsolete Names for ICS Units | ||||
---|---|---|---|---|---|---|
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 | Tertiary † | 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 | Longtanian † | 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 | Late Famennian | 358.9 | ||
Middle Famennian | 365.3 * | |||||
Early Famennian | 368.5 * | |||||
Frasnian | Late Frasnian | 372.2 | ||||
Middle Frasnian | 375.4 * | |||||
Early Frasnian | 379.3 * | |||||
Middle Devonian | Givetian | Late Givetian | 382.7 | |||
Middle Givetian | 383.7 * | |||||
Early Givetian | 385.9 * | |||||
Eifelian | Late Eifelian | 387.7 | ||||
Early Eifelian | 390.3 * | |||||
Early Devonian | Emsian | Late Emsian | 393.3 | |||
Early Emsian | 398.3 * | |||||
Pragian | Pragian | 407.6 | ||||
Lochkovian | Late Lochkovian | 410.8 | ||||
Middle Lochkovian | 412.8 * | |||||
Early Lochkovian | 415.6 * | |||||
419.2 |