Ten Million Year Bins

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
  • J. A. Lillegraven and M. C. McKenna. 1986. Fossil mammals from the "Mesaverde" Formation (Late Cretaceous, Judithian) of the Bighorn and Wind River basins, Wyoming, with definitions of Late Cretaceous North American Land-Mammal "Ages". American Museum Novitates 2840:1-68 view
  • F. M. Gradstein, J. G. Ogg, and A. G. Smith. 2004. A Geologic Time Scale 2004 1-589 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. F. Steininger, W. A. Berggren, D. V. Kent, R. L. Bernor, S. Sen and J. Agusti. 1996. Circum-Mediterranean Neogene (Miocene and Pliocene) marine-continental chronologic correlations of European mammal units. The Evolution of Western Eurasian Neogene Mammal Faunas (eds. R. L. Bernor, V. Fahlbusch, and H.-W. Mittmann) view

There are 56 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.

This timescale is used in the definition of 1 collections

Show more time

Show linear time

International Chronostratigraphic TimescaleTen Million Year BinsCarbo-Permian of the Russian PlatformCretaceous North American Land-Mammal AgesSilurian of North AmericaDevonian SubagesCarboniferous of ChinaCambrian of BritainEuropean Faunal UnitsEuropean Faunal Zones
QuaternaryHoloceneMeghalayanCenozoic 60
Northgrippian0.0042
Greenlandian0.0082
PleistoceneLate Pleistocene0.0117
Chibanian0.129
Calabrian0.774
GelasianMN 171.8
NeogenePliocenePiacenzianVillanyianMN 162.58
Ruscinian3.1 *
MN 153.2
Zanclean3.6
MN 144.2
MN 134.9
MioceneMessinianTurolian5.333
TortonianMN 127.246
MN 117.75
VallesianMN 108.7
MN 99.7
MN 7 + 811.1
SerravallianCenozoic 5Astaracian11.63
MN 612.8 *
LanghianMN 513.82
BurdigalianOrleanianMN 415.98
MN 316.9
AgenianMN 220
Aquitanian20.44
MN 122.4
PaleogeneOligoceneChattianCenozoic 423.03
Rupelian27.82
EocenePriabonianCenozoic 333.9
Bartonian37.71
LutetianCenozoic 241.2
Ypresian47.8
PaleoceneThanetianCenozoic 156
Selandian59.2
Danian61.6
CretaceousLate CretaceousMaastrichtianCretaceous 8Lancian/Edmontonian66
CampanianCretaceous 7Judithian/Aquilan72.1
SantonianCretaceous 683.6
Coniacian86.3
Turonian89.8
CenomanianCretaceous 593.9
Early CretaceousAlbianCretaceous 4100.5
AptianCretaceous 3113
BarremianCretaceous 2121.4
Hauterivian125.77
ValanginianCretaceous 1132.6
Berriasian139.8
JurassicLate JurassicTithonianJurassic 6145
KimmeridgianJurassic 5149.2
Oxfordian154.8
Middle JurassicCallovian161.5
BathonianJurassic 4165.3
Bajocian168.2
AalenianJurassic 3170.9
Early JurassicToarcian174.7
PliensbachianJurassic 2184.2
SinemurianJurassic 1192.9
Hettangian199.5
TriassicLate TriassicRhaetianTriassic 4201.4
Norian208.5
CarnianTriassic 3227
Middle TriassicLadinianTriassic 2237
Anisian242
Early TriassicOlenekianTriassic 1247.2
Induan251.2
PermianLopingianChanghsingianPermian 4Melekhovian251.902
Wuchiapingian254.14
GuadalupianCapitanian259.51
Wordian264.28
Noginskian264.9 *
RoadianPermian 3266.9
CisuralianKungurianPermian 2273.01
Pavlovoposadian276.8 *
Artinskian283.5
Rusavkinian287.6 *
Sakmarian290.1
AsselianPermian 1293.52
CarboniferousPennsylvanianGzhelianCarboniferous 5298.9
Xiaodushanian300 *
KasimovianDorogomilovian303.7
Khamovnikian304.8
KrevyakinianDalaun305.8 *
MoscovianCarboniferous 4Myachkovian307
Podolskian308.9 *
Kashirian311.4 *
Vereian313.8
Melekessian314.8
Bashkirian315.2
Cheremshanian316.9 *
Huashibanian318.5 *
Prikamian318.6 *
Severokeltmian319.9 *
KrasnopolyanianLousuan321.2 *
Voznesenian321.9 *
MississippianSerpukhovianCarboniferous 3ZapaltjubianDewunian323.2
Protvian324.4 *
Steshevian326.8 *
Tarusian329 *
Shangsian330.8 *
ViseanCarboniferous 2Venevian330.9
Mikhailovian331.9 *
Aleksinian333.7 *
Jiusian335 *
Tulian335.8 *
Bobrikian339.9 *
Radaevkian343.4 *
TournaisianCarboniferous 1KosvianTangbagouan346.7
Kizelian350.7 *
Cherepetian351.9 *
Karakubian354.4 *
Upinian356.3 *
Malevkian357.6 *
Gumerovian358 *
DevonianLate DevonianFamennianDevonian 5Late Famennian358.9
Middle Famennian365.3 *
Early Famennian368.5 *
FrasnianDevonian 4Late Frasnian372.2
Middle Frasnian375.4 *
Early Frasnian379.3 *
Middle DevonianGivetianDevonian 3Late Givetian382.7
Middle Givetian383.7 *
Early Givetian385.9 *
EifelianLate Eifelian387.7
Early Eifelian390.3 *
Early DevonianEmsianDevonian 2Late Emsian393.3
Early Emsian398.3 *
PragianDevonian 1Pragian407.6
LochkovianLate Lochkovian410.8
Middle Lochkovian412.8 *
Early Lochkovian415.6 *
SilurianPridoliSilurian 2Cayugan419.2
Niagaran422.5 *
LudlowLudfordian423
Gorstian425.6
WenlockHomerianLockportian427.4
Sheinwoodian430.5
LlandoveryTelychianSilurian 1Ontarian433.4
Aeronian438.5
Alexandrian438.7 *
MedinanClinton440.1 *
440.7 *
Rhuddanian440.8
OrdovicianLate OrdovicianHirnantianOrdovician 5443.8
Katian445.2
SandbianOrdovician 4453
Middle OrdovicianDarriwilianOrdovician 3458.4
DapingianOrdovician 2467.3
Early OrdovicianFloian470
TremadocianOrdovician 1477.7
CambrianFurongianStage 10Cambrian 5MerionethDolgellian/Trempealeauan485.4
Festiniogian489.2 *
Jiangshanian489.5
Maentwrogian493.1 *
Paibian494
MiaolingianGuzhangianCambrian 4St Davids497
Drumian500.5
WuliuanCambrian 3504.5
Series 2Stage 4Caerfai509
Stage 3Cambrian 2514
TerreneuvianStage 2521
FortunianCambrian 1529
538.8