Ten Million Year Bins

The interval definitions in this timescale are derived from the following sources:

  • F. M. Gradstein, J. G. Ogg, and A. G. Smith. 2004. A Geologic Time Scale 2004 1-589 view
  • A. D. Barnosky, M. Holmes, R. Kirchholtes, E. Lindsey, K.C. Maguire, A.W. Poust, M.A. Stegner, J. Sunseri, B. Swartz, J. Swift, N.A. Villavicencio and G. Wogan. 2014. Prelude to the Anthropocene: Two new North American Land Mammal Ages (NALMAs). The Anthropocene Review I(3):225-242 view
  • Z.-X. Qiu and Z.-D. Qiu. 1995. Chronological sequence and subdivision of Chinese Neogene mammalian faunas. Palaeogeography, Palaeoclimatology, Palaeoecology 116(1-2):41-70 view
  • 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
  • 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
  • J. Meng and M. C. McKenna. 1998. Faunal turnovers of Paleogene mammals from the Mongolian Plateau. Nature 394:364-367 view
  • J. Palfy, P. L. Smith, and J. K. Mortensen. 2000. A U-Pb and 40Ar/39Ar time scale for the Jurassic. Canadian Journal of Earth Sciences 37(6):923-944 view
  • B. D. Webby. 1998. Steps toward a global standard for Ordovician stratigraphy. Newsletters in Stratigraphy 36:1-33 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 BinsSilurian of North AmericaNorth American Land Mammal AgesNeogene Mammal Ages of ChinaCarboniferous of Western EuropeCretaceous-Cenozoic of New ZealandPaleogene Mammal Ages of AsiaPermian of the Salt RangeAmmonite Chrons of North AmericaPermian Subages of GermanyOrdovician of China
QuaternaryHoloceneMeghalayanCenozoic 6SaintaugustineanWanganuiHaweran0
Santarosean0.0004
Northgrippian0.0042
Greenlandian0.0082
PleistoceneLate PleistoceneNihewanian0.0117
Rancholabrean0.014
Chibanian0.129
Irvingtonian0.21
Castlecliffian0.34
Calabrian0.774
Blancan1.4
Nukumaruan1.63
Gelasian1.8
Mangapanian2.4
NeogenePliocenePiacenzianYushean2.58
Waipipian3
Zanclean3.6
Opoitian3.7
Hemphillian4.7
Baodean4.9
MioceneMessinianTaranakiKapitean5.333
Tongaporutuan7.2
Tortonian7.246
Clarendonian9.4
SouthlandWaiauan11.04
Tunggurian11.1
SerravallianCenozoic 511.63
Barstovian12.5
Lillburnian13.05
LanghianShanwangian13.82
Clifdenian15.1
PareoraAltonian15.9
Burdigalian15.98
Hemingfordian16.3
Xiejiaan16.9
Arikareean18.5
Otaian18.7
Aquitanian20.44
LandonWaitakian21.7
PaleogeneOligoceneChattianCenozoic 4TabenbulakianHsandagolian23.03
Duntroonian25.2
Whaingaroan27.3
RupelianKekeamuan27.82
Whitneyan29.5
Orellan31.8
EocenePriabonianCenozoic 3ChadronianHouldjinian/Ergilian/Ulangochuian33.9
ArnoldRunangan34.6
Kaiatan36.7
Duchesnean37
BartonianSharamurunian/Irdinmanhan/Arshantan37.71
Bortonian39.1
Uintan39.7
LutetianCenozoic 241.2
DannevirkePorangan42.6
Heretaungan45.7
Bridgerian46.2
YpresianBumbanian47.8
Mangaorapan48.9
Wasatchian50.5
Waipawan52
Clarkforkian54.9
PaleoceneThanetianCenozoic 1TeurianGashatan56
Tiffanian56.2
Selandian59.2
Torrejonian60.9
Danian61.6
Puercan63.8
CretaceousLate CretaceousMaastrichtianCretaceous 8MataHaumurian66
CampanianCretaceous 772.1
SantonianCretaceous 6Piripauan83.6
RaukumaraTeratan86.1
Coniacian86.3
Turonian89.8
Mangaotanean90.5
Arowhanan93.7
CenomanianCretaceous 593.9
ClarenceNgaterian95.2
Motuan99.5
Early CretaceousAlbianCretaceous 4100.5
Urutawan103.3
TaitaiKorangan108.4
AptianCretaceous 3113
117.5
BarremianCretaceous 2121.4
Hauterivian125.77
ValanginianCretaceous 1132.6
Berriasian139.8
JurassicLate JurassicTithonianJurassic 6145
KimmeridgianJurassic 5149.2
Oxfordian154.8
Middle JurassicCallovian161.5
BathonianJurassic 4165.3
BajocianEpizigzagiceras168.2
Rotundum/Oblatum/Kirschneri/Crassicostatus/Widebayense168.4
AalenianJurassic 3Howelli/Scissum/Westermanni170.9
Early JurassicToarcianYakounensis/Hillebrandti/Crassicosta174.7
Planulata179.3 *
Arnioceras arnouldi179.8 *
Kanense181.3 *
Carlottense182.3 *
Kunae183.5 *
PliensbachianJurassic 2184.2
Freboldi185.1 *
Whiteavesi/ImlayiTetraspidoceras186.2 *
189.2 *
Plesechioceras harbledownense/Asteroceras varians/CoronicerasCanadensis190.3 *
SinemurianJurassic 1192.9
PseudaetomocerasPsiloceras196.4 *
Franziceras/Euphyllites196.5 *
Hettangian199.5
TriassicLate TriassicRhaetianTriassic 4201.4
Norian208.5
CarnianTriassic 3227
Middle TriassicLadinianTriassic 2237
Anisian242
Early TriassicOlenekianTriassic 1247.2
Induan251.2
Kathwai251.5 *
PermianLopingianChanghsingianPermian 4Buntsandstein251.902
252.4 *
Chhidru252.9 *
Wuchiapingian254.14
Kalabagh255 *
Wargal256 *
GuadalupianCapitanianOhre/Aller259.51
WordianLeine264.28
265.3 *
Amb266.1 *
RoadianPermian 3266.9
270.7 *
CisuralianKungurianPermian 2273.01
Artinskian283.5
Sakmarian290.1
AsselianPermian 1293.52
Kuzel297.7
CarboniferousPennsylvanianGzhelianCarboniferous 5298.9
StephanianStephanian C300.3 *
Stephanian B300.9 *
Stephanian A301.4 *
Kasimovian303.7
Cantabrian305 *
MoscovianCarboniferous 4307
WestphalianWestphalian D307.4 *
Westphalian C309.8
Westphalian B314.6
Bashkirian315.2
Westphalian A317 *
NamurianYeadonian318.8 *
Marsdenian320.2 *
Kinderscoutian321.5 *
Alportian322 *
Chokierian323.1 *
MississippianSerpukhovianCarboniferous 3323.2
Arnsbergian324 *
Pendleian327.4 *
ViseanCarboniferous 2WarnantianBrigantian †330.9
LivianAsbian †336.3 *
MoliniacianHolkerian †/Arundian/Chadian340.2 *
TournaisianCarboniferous 1Ivorian346.7
Hastarian353.7 *
DevonianLate DevonianFamennianDevonian 5358.9
FrasnianDevonian 4372.2
Middle DevonianGivetianDevonian 3382.7
Eifelian387.7
Early DevonianEmsianDevonian 2393.3
PragianDevonian 1407.6
Lochkovian410.8
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 5HirnantianXiaoxita †/ShikouWufeng †443.8
KatianChientangkiangian445.2
Neichianshanian/Hanjiang449.5
SandbianOrdovician 4453
Middle OrdovicianDarriwilianOrdovician 3DarriwilianGuniu †/Hulo458.4
Hunjiang †Dawan †/Daobaowan/Ningkuo466.3 *
DapingianOrdovician 2Dapingian467.3
Early OrdovicianFloianYiyangian470
TremadocianOrdovician 1Xinchangian477.7
Lianghekou †477.9 *
CambrianFurongianStage 10Cambrian 5485.4
Jiangshanian489.5
Paibian494
MiaolingianGuzhangianCambrian 4497
Drumian500.5
WuliuanCambrian 3504.5
Series 2Stage 4509
Stage 3Cambrian 2514
TerreneuvianStage 2521
FortunianCambrian 1529
538.8