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
  • 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
  • B. D. Webby. 1998. Steps toward a global standard for Ordovician stratigraphy. Newsletters in Stratigraphy 36:1-33 view
  • F. M. Gradstein, J. G. Ogg, and A. G. Smith. 2004. A Geologic Time Scale 2004 1-589 view
  • J. Meng and M. C. McKenna. 1998. Faunal turnovers of Paleogene mammals from the Mongolian Plateau. Nature 394:364-367 view
  • J. I. Raine, A. G. Beu, A. F. Boyes, H. J. Campbell, R. A. Cooper, J. S. Crampton, M. P. Crundwell, C. J. Hollis, and H. E. G. Morgans. 2015. Revised Calibration of the New Zealand Geological Timescale: NZGT2015/1. GNS Science Report 2012(39) 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.

Interval names marked with † are no longer in current use.

This timescale is used in the definition of 1 collections

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International Chronostratigraphic TimescaleTen Million Year BinsOrdovician of BritainSilurian Ages of EuropeOrdovician of ChinaCarboniferous of North AmericaCambrian of BritainCambrian EpochsPaleogene Mammal Ages of AsiaPermian-Jurassic of New Zealand
QuaternaryHoloceneMeghalayanCenozoic 60
Northgrippian0.0042
Greenlandian0.0082
PleistoceneLate Pleistocene0.0117
Chibanian0.129
Calabrian0.774
Gelasian1.8
NeogenePliocenePiacenzian2.58
Zanclean3.6
MioceneMessinian5.333
Tortonian7.246
SerravallianCenozoic 511.63
Langhian13.82
Burdigalian15.98
Aquitanian20.44
PaleogeneOligoceneChattianCenozoic 4TabenbulakianHsandagolian23.03
RupelianKekeamuan27.82
EocenePriabonianCenozoic 3Houldjinian/Ergilian/Ulangochuian33.9
BartonianSharamurunian/Irdinmanhan/Arshantan37.71
LutetianCenozoic 241.2
YpresianBumbanian47.8
PaleoceneThanetianCenozoic 1Gashatan56
Selandian59.2
Danian61.6
CretaceousLate CretaceousMaastrichtianCretaceous 866
CampanianCretaceous 772.1
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 6OtekePuaroan145
KimmeridgianJurassic 5149.2
KawhiaOhauan150
Heterian154.5
Oxfordian154.8
Middle JurassicCallovian161.5
Temaikan164.3
BathonianJurassic 4165.3
Bajocian168.2
AalenianJurassic 3170.9
Early JurassicToarcian174.7
HerangiUruroan176
PliensbachianJurassic 2184.2
Aratauran188.9
SinemurianJurassic 1192.9
Hettangian199.5
TriassicLate TriassicRhaetianTriassic 4BalfourOtapirian201.4
NorianWarepan208.5
Otamitan217
Oretian221
CarnianTriassic 3227
GoreKaihikuan227.5
Middle TriassicLadinianTriassic 2237
Etalian238
Anisian242
Malakovian246
Early TriassicOlenekianTriassic 1247.2
Nelsonian249
Induan251.2
DUrvilleMakarewan251.5
PermianLopingianChanghsingianPermian 4251.902
Waiitian253.2
Wuchiapingian254.14
Puruhauan254.2
GuadalupianCapitanianAparimaFlettian259.51
Wordian264.28
Barettian266
RoadianPermian 3266.9
CisuralianKungurianPermian 2273.01
Mangapirian276
Artinskian283.5
Telfordian285
288.5
Sakmarian290.1
AsselianPermian 1Bursumian †293.52
CarboniferousPennsylvanianGzhelianCarboniferous 5Virgilian298.9
KasimovianMissourian303.7
Desmoinesian305.9 *
MoscovianCarboniferous 4307
Atokan312.7 *
Bashkirian315.2
Morrowan318.4 *
MississippianSerpukhovianCarboniferous 3Chesterian323.2
ViseanCarboniferous 2330.9
Meramecian335.8 *
Osagean343.1 *
TournaisianCarboniferous 1346.7
Kinderhookian351.9 *
DevonianLate DevonianFamennianDevonian 5358.9
FrasnianDevonian 4372.2
Middle DevonianGivetianDevonian 3382.7
Eifelian387.7
Early DevonianEmsianDevonian 2393.3
PragianDevonian 1407.6
Lochkovian410.8
SilurianPridoliSilurian 2419.2
LudlowLudfordian423
Gorstian425.6
WenlockHomerianGleedonian427.4
Whitwellian429.7 *
Sheinwoodian430.5
LlandoveryTelychianSilurian 1433.4
Aeronian438.5
Rhuddanian440.8
OrdovicianLate OrdovicianHirnantianOrdovician 5AshgillHirnantianHirnantianXiaoxita †/ShikouWufeng †443.8
KatianRawtheyanChientangkiangian445.2
Cautleyan448.9 *
Pusgillian449.3 *
Neichianshanian/Hanjiang449.5
CaradocStreffordianOnnian †449.6 *
Cheneyan451.5 *
Burrellian452.7 *
SandbianOrdovician 4453
Actonian †453.2 *
Marshbrookian †Woolstonian †454.2 *
Longvillian †455.2 *
Aurelucian456.8 *
Soudleyan †/Harnagian/Costonian457.4 *
Middle OrdovicianDarriwilianOrdovician 3LlanvirnLlandeilian/Llandeilo/Late Llandeilo/Middle Llandeilo/Early Llandeilo/Late LlanvirnDarriwilianGuniu †/Hulo458.4
Abereiddian/Early Llanvirn461.3 *
Hunjiang †Dawan †/Daobaowan/Ningkuo466.3 *
DapingianOrdovician 2Dapingian467.3
ArenigFennian468.4 *
Early OrdovicianFloianYiyangian470
Whitlandian471.1 *
Moridunian474.3 *
TremadocianOrdovician 1TremadocMigneintianXinchangian477.7
Lianghekou †477.9 *
Cressagian480.8 *
485 *
CambrianFurongianStage 10Cambrian 5MerionethDolgellian/TrempealeauanLate Cambrian485.4
Festiniogian489.2 *
Jiangshanian489.5
Maentwrogian493.1 *
Paibian494
MiaolingianGuzhangianCambrian 4St DavidsMiddle Cambrian497
Drumian500.5
WuliuanCambrian 3504.5
Series 2Stage 4CaerfaiEarly Cambrian509
Stage 3Cambrian 2514
TerreneuvianStage 2521
FortunianCambrian 1529
538.8