PBDB Timescale

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
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
F. M. Gradstein, J. G. Ogg, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 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

Show less time

Show linear time

International Chronostratigraphic Timescale			Ten Million Year Bins	Cambrian Epochs	Permian-Jurassic of New Zealand		Paleogene Mammal Ages of Asia		Devonian Subages	Obsolete Carboniferous Ages of China
Quaternary	Holocene	Meghalayan	Cenozoic 6								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
	Pliocene	Zanclean									3.6
	Miocene	Messinian									5.333
		Tortonian									7.246
		Serravallian	Cenozoic 5								11.63
		Langhian									13.82
		Burdigalian									15.98
		Aquitanian									20.44
Paleogene	Oligocene	Chattian	Cenozoic 4				Tabenbulakian	Hsandagolian			23.03
	Oligocene	Rupelian	Cenozoic 4				Kekeamuan	Hsandagolian			27.82
	Eocene	Priabonian	Cenozoic 3				Houldjinian/Ergilian/Ulangochuian				33.9
		Bartonian	Cenozoic 3				Sharamurunian/Irdinmanhan/Arshantan				37.71
		Lutetian	Cenozoic 2								41.2
		Ypresian	Cenozoic 2					Bumbanian			47.8
	Paleocene	Thanetian	Cenozoic 1				Gashatan				56
		Selandian									59.2
		Danian									61.6
Cretaceous	Late Cretaceous	Maastrichtian	Cretaceous 8								66
		Campanian	Cretaceous 7								72.1
		Santonian	Cretaceous 6								83.6
		Coniacian									86.3
		Turonian									89.8
		Cenomanian	Cretaceous 5								93.9
	Early Cretaceous	Albian	Cretaceous 4								100.5
		Aptian	Cretaceous 3								113
		Barremian	Cretaceous 2								121.4
		Hauterivian	Cretaceous 2								125.77
		Valanginian	Cretaceous 1								132.6
		Berriasian	Cretaceous 1								139.8
Jurassic	Late Jurassic	Tithonian	Jurassic 6		Oteke	Puaroan					145
		Kimmeridgian	Jurassic 5		Oteke	Puaroan					149.2
					Kawhia	Ohauan					150
						Heterian					154.5
		Oxfordian									154.8
	Middle Jurassic	Callovian									161.5
		Callovian				Temaikan					164.3
		Bathonian	Jurassic 4								165.3
		Bajocian	Jurassic 4								168.2
		Aalenian	Jurassic 3								170.9
	Early Jurassic	Toarcian									174.7
		Toarcian			Herangi	Ururoan					176
		Pliensbachian	Jurassic 2			Ururoan					184.2
		Pliensbachian	Jurassic 2			Aratauran					188.9
		Sinemurian	Jurassic 1								192.9
		Hettangian	Jurassic 1								199.5
Triassic	Late Triassic	Rhaetian	Triassic 4		Balfour	Otapirian					201.4
		Norian				Warepan					208.5
						Otamitan					217
						Oretian					221
		Carnian	Triassic 3			Oretian					227
		Carnian	Triassic 3		Gore	Kaihikuan					227.5
	Middle Triassic	Ladinian	Triassic 2			Kaihikuan					237
		Ladinian				Etalian					238
		Anisian				Etalian					242
		Anisian				Malakovian					246
	Early Triassic	Olenekian	Triassic 1			Malakovian					247.2
		Olenekian				Nelsonian					249
		Induan		251.2		Nelsonian
		Induan		DUrville	Makarewan	251.5
Permian	Lopingian	Changhsingian	Permian 4		Makarewan	251.902
		Changhsingian			Waiitian	253.2
		Wuchiapingian			Waiitian	254.14
		Wuchiapingian			Puruhauan	254.2
	Guadalupian	Capitanian		Aparima	Flettian	259.51
		Wordian			Flettian	264.28
		Wordian			Barettian	266
		Roadian	Permian 3			266.9
	Cisuralian	Kungurian	Permian 2			273.01
		Kungurian			Mangapirian	276
		Artinskian			Mangapirian	283.5
					Telfordian	285
						288.5
		Sakmarian				290.1
		Asselian	Permian 1			293.52
Carboniferous	Pennsylvanian	Gzhelian	Carboniferous 5			Mapingian †			298.9
		Kasimovian				Mapingian †			303.7
		Kasimovian							305.9
		Moscovian	Carboniferous 4						307
		Bashkirian	Carboniferous 4					315.2
	Mississippian	Serpukhovian	Carboniferous 3				323.2
		Visean	Carboniferous 2				330.9
		Tournaisian	Carboniferous 1				346.7
Devonian	Late Devonian	Famennian	Devonian 5				Late Famennian	358.9
							Middle Famennian	365.3 *
							Early Famennian	368.5 *
		Frasnian	Devonian 4				Late Frasnian	372.2
							Middle Frasnian	375.4 *
							Early Frasnian	379.3 *
	Middle Devonian	Givetian	Devonian 3				Late Givetian	382.7
							Middle Givetian	383.7 *
							Early Givetian	385.9 *
		Eifelian					Late Eifelian	387.7
		Eifelian					Early Eifelian	390.3 *
	Early Devonian	Emsian	Devonian 2				Late Emsian	393.3
		Emsian	Devonian 2				Early Emsian	398.3 *
		Pragian	Devonian 1				Pragian	407.6
		Lochkovian					Late Lochkovian	410.8
							Middle Lochkovian	412.8 *
							Early Lochkovian	415.6 *
Silurian	Pridoli		Silurian 2					419.2
	Ludlow	Ludfordian						423
	Ludlow	Gorstian						425.6
	Wenlock	Homerian						427.4
	Wenlock	Sheinwoodian						430.5
	Llandovery	Telychian	Silurian 1					433.4
		Aeronian						438.5
		Rhuddanian						440.8
Ordovician	Late Ordovician	Hirnantian	Ordovician 5					Bolindian	443.8
		Katian						Bolindian	445.2
								Eastonian	449 *
								Gisbornian	452 *
		Sandbian	Ordovician 4					Gisbornian	453
	Middle Ordovician	Darriwilian	Ordovician 3					Darriwilian	458.4
		Dapingian	Ordovician 2					Yapeenian	467.3
		Dapingian						Castlemainian	468.5 *
	Early Ordovician	Floian						Chewtonian	470
								Bendigonian	471.8 *
								Lancefieldian	473.5 *
		Tremadocian	Ordovician 1					Lancefieldian	477.7
		Tremadocian	Ordovician 1					Warendian	482.8 *
Cambrian	Furongian	Stage 10	Cambrian 5					Late Cambrian		485.4
		Jiangshanian								489.5
		Paibian								494
	Miaolingian	Guzhangian	Cambrian 4					Middle Cambrian		497
		Drumian	Cambrian 4							500.5
		Wuliuan	Cambrian 3							504.5
	Series 2	Stage 4	Cambrian 3					Early Cambrian		509
	Series 2	Stage 3	Cambrian 2							514
	Terreneuvian	Stage 2	Cambrian 2							521
	Terreneuvian	Fortunian	Cambrian 1							529
											538.8