PBDB Timescale

Cambrian of China

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
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
B. D. Webby. 1998. Steps toward a global standard for Ordovician stratigraphy. Newsletters in Stratigraphy 36:1-33 view

There are 12 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 1048 collections

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International Chronostratigraphic Timescale			Cambrian of China		Ordovician of Britain				Ordovician of the Baltic			Cambrian of Australia	Cambrian Epochs	Cambrian of North America		Cambrian of Britain
Quaternary	Holocene	Meghalayan																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																11.63
		Langhian																13.82
		Burdigalian																15.98
		Aquitanian																20.44
Paleogene	Oligocene	Chattian																23.03
	Oligocene	Rupelian																27.82
	Eocene	Priabonian																33.9
		Bartonian																37.71
		Lutetian																41.2
		Ypresian																47.8
	Paleocene	Thanetian																56
		Selandian																59.2
		Danian																61.6
Cretaceous	Late Cretaceous	Maastrichtian																66
		Campanian																72.1
		Santonian																83.6
		Coniacian																86.3
		Turonian																89.8
		Cenomanian																93.9
	Early Cretaceous	Albian																100.5
		Aptian																113
		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
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	382.7
	Middle Devonian	Eifelian	387.7
	Early Devonian	Emsian	393.3
		Pragian	407.6
		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	Ashgill	Hirnantian	Harju	Porkuni	443.8
		Katian		Rawtheyan		Pirgu	445.2
				Cautleyan			448.9 *
				Pusgillian			449.3 *
			Caradoc	Streffordian		Onnian †	Vormsi	449.6 *
							Nabala	Johvi †	450 *
					Viru		Rakvere		450.6 *
				Cheneyan			Rakvere		451.5 *
				Cheneyan			Oandu		452 *
				Burrellian			Oandu		452.7 *
		Sandbian					Keila	Idavere †	453
						Actonian †	Keila		453.2 *
						Actonian †	Haljala		453.9
						Marshbrookian †			Woolstonian †	454.2 *
						Longvillian †				455.2 *
							Kukruse			456.4 *
				Aurelucian						456.8 *
						Soudleyan †/Harnagian/Costonian				457.4 *
						Soudleyan †/Harnagian/Costonian	Uhaku	Aluoja †		457.5 *
	Middle Ordovician	Darriwilian	Llanvirn	Llandeilian/Llandeilo/Late Llandeilo/Middle Llandeilo/Early Llandeilo/Late Llanvirn			Uhaku			458.4
							Lasnamagi			458.9 *
							Aseri			460.4 *
				Abereiddian/Early Llanvirn			Aseri			461.3 *
					Oeland		Kunda			462.9 *
							Kunda	Valaste †/Hunderum		464.3 *
							Volkhov			Langevoja †/Vaana/Saka	467.1 *
		Dapingian									467.3
			Arenig	Fennian							468.4 *
							Billingen				469.3 *
	Early Ordovician	Floian									470
								Latorp †			470.1 *
				Whitlandian							471.1 *
				Whitlandian			Hunneberg				473.7 *
				Moridunian							474.3 *
		Tremadocian	Tremadoc	Migneintian							477.7
				Cressagian							480.8 *
							Varangu				481.3 *
							Pakerort				482.2 *
											485 *
Cambrian	Furongian	Stage 10						Niuchehean			Taoyuanian †	Datsonian	Late Cambrian	Franconian †/Dresbachian/Millardan	Merioneth	Dolgellian/Trempealeauan	485.4
																	486.3 *
																	486.5
												Payntonian					486.8 *
																	Sunwaptan	487.5
																Festiniogian		489.2 *
		Jiangshanian						Jiangshanian				Iverian						489.5
																	Steptoean	493 *
																Maentwrogian		493.1 *
		Paibian						Paibian				Idamean						494
		Paibian						Paibian			Waergangian †/Youshuanian	Idamean						494.9 *
	Miaolingian	Guzhangian						Guzhangian			Wangcunian †	Mindyallan	Middle Cambrian	Marjumian	Albertian †	St Davids		497
		Guzhangian						Guzhangian				Boomerangian						499
		Drumian						Drumian				Undillan						500.5
		Drumian						Drumian				Floran						503
		Wuliuan						Wuliuan/Taijangian				Templetonian		Topazan				504.5
												Templetonian		Delamaran				506.5
												Ordian						507.8 *
	Series 2	Stage 4						Duyunian				Ordian	Early Cambrian		Waucoban †	Caerfai		509
																		510.8 *
														Dyeran				511 *
		Stage 3						Nangaoian						Dyeran				514
														Montezuman				514.8 *
														Begadean				519.9 *
	Terreneuvian	Stage 2						Meishucunian										521
		Fortunian						Meishucunian										529
		Fortunian						Jinnigian										530.7
																		538.8