PBDB Timescale

International Chronostratigraphic Timescale

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

K. M. Cohen, S.C. Finney, P.L. Gibbard and J.-X. Fan. 2023. The ICS International Chronostratigraphic Chart v2023/09. 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

There are 59 timescales which overlap this one. show

This timescale is used in the definition of 126764 collections

International Chronostratigraphic Timescale					Devonian of Czechoslovakia	Precambrian of Russia	Cretaceous-Cenozoic of New Zealand
Phanerozoic	Cenozoic	Quaternary	Holocene	Meghalayan			Wanganui	Haweran	0
				Northgrippian					0.0042
				Greenlandian					0.0082
			Pleistocene	Late Pleistocene					0.0117
				Chibanian					0.129
				Chibanian				Castlecliffian	0.34
				Calabrian				Castlecliffian	0.774
				Calabrian				Nukumaruan	1.63
				Gelasian				Nukumaruan	1.8
				Gelasian				Mangapanian	2.4
		Neogene	Pliocene	Piacenzian				Mangapanian	2.58
				Piacenzian				Waipipian	3
				Zanclean				Waipipian	3.6
				Zanclean				Opoitian	3.7
			Miocene	Messinian			Taranaki	Kapitean	5.333
				Messinian				Tongaporutuan	7.2
				Tortonian				Tongaporutuan	7.246
				Tortonian			Southland	Waiauan	11.04
				Serravallian				Waiauan	11.63
				Serravallian				Lillburnian	13.05
				Langhian				Lillburnian	13.82
								Clifdenian	15.1
							Pareora	Altonian	15.9
				Burdigalian				Altonian	15.98
				Burdigalian				Otaian	18.7
				Aquitanian				Otaian	20.44
				Aquitanian			Landon	Waitakian	21.7
		Paleogene	Oligocene	Chattian				Waitakian	23.03
								Duntroonian	25.2
								Whaingaroan	27.3
				Rupelian					27.82
			Eocene	Priabonian					33.9
							Arnold	Runangan	34.6
								Kaiatan	36.7
				Bartonian				Kaiatan	37.71
				Bartonian				Bortonian	39.1
				Lutetian				Bortonian	41.2
							Dannevirke	Porangan	42.6
								Heretaungan	45.7
				Ypresian				Heretaungan	47.8
								Mangaorapan	48.9
								Waipawan	52
			Paleocene	Thanetian				Teurian	56
				Selandian					59.2
				Danian					61.6
	Mesozoic	Cretaceous	Late Cretaceous	Maastrichtian			Mata	Haumurian	66
				Campanian				Haumurian	72.1
				Santonian				Piripauan	83.6
				Santonian			Raukumara	Teratan	86.1
				Coniacian					86.3
				Turonian					89.8
								Mangaotanean	90.5
								Arowhanan	93.7
				Cenomanian				Arowhanan	93.9
							Clarence	Ngaterian	95.2
								Motuan	99.5
			Early Cretaceous	Albian				Motuan	100.5
								Urutawan	103.3
							Taitai	Korangan	108.4
				Aptian				Korangan	113
				Aptian					117.5
				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
		Middle Triassic	Anisian		242
		Early Triassic	Olenekian		247.2
		Early Triassic	Induan		251.2
Paleozoic	Permian	Lopingian	Changhsingian		251.902
		Lopingian	Wuchiapingian		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		358.9
		Late Devonian	Frasnian		372.2
		Middle Devonian	Givetian		Srbsko	382.7
		Middle Devonian	Eifelian		Chotec	387.7
		Early Devonian	Emsian		Daleje/Zlichovian	393.3
			Pragian		Pragian	407.6
			Lochkovian		Lochkovian	410.8
	Silurian	Pridoli				419.2
		Ludlow	Ludfordian			423
		Ludlow	Gorstian			425.6
		Wenlock	Homerian			427.4
		Wenlock	Sheinwoodian			430.5
		Llandovery	Telychian			433.4
			Aeronian			438.5
			Rhuddanian			440.8
	Ordovician	Late Ordovician	Hirnantian			443.8
			Katian			445.2
			Sandbian			453
		Middle Ordovician	Darriwilian			458.4
		Middle Ordovician	Dapingian			467.3
		Early Ordovician	Floian			470
		Early Ordovician	Tremadocian			477.7
	Cambrian	Furongian	Stage 10			485.4
			Jiangshanian			489.5
			Paibian			494
		Miaolingian	Guzhangian			497
			Drumian			500.5
			Wuliuan			504.5
		Series 2	Stage 4			509
		Series 2	Stage 3			514
		Terreneuvian	Stage 2	521
		Terreneuvian	Fortunian	529
Proterozoic	Neoproterozoic	Ediacaran				Vendian	538.8
		Cryogenian					635
		Tonian					720
		Tonian				Karatau	800
	Mesoproterozoic	Stenian				Karatau	1000
		Stenian				Yurmatian	1100
		Ectasian				Yurmatian	1200
		Ectasian				Burzyan	1375
									1400