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 the Baltic			Cambrian of Australia	Cambrian of West Avalonia	Cambrian of North America
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	Harju	Porkuni	443.8
		Katian		Pirgu	445.2
				Vormsi	449.6 *
				Nabala	Johvi †	450 *
			Viru	Rakvere		450.6 *
				Oandu		452 *
		Sandbian		Keila	Idavere †	453
				Haljala		453.9
				Kukruse		456.4 *
				Uhaku	Aluoja †	457.5 *
	Middle Ordovician	Darriwilian		Uhaku		458.4
				Lasnamagi		458.9 *
				Aseri		460.4 *
			Oeland	Kunda		462.9 *
				Kunda	Valaste †/Hunderum	464.3 *
				Volkhov		Langevoja †/Vaana/Saka	467.1 *
		Dapingian		Volkhov			467.3
		Dapingian		Billingen			469.3 *
	Early Ordovician	Floian					470
					Latorp †		470.1 *
				Hunneberg			473.7 *
		Tremadocian		Hunneberg			477.7
				Varangu			481.3 *
				Pakerort			482.2 *
Cambrian	Furongian	Stage 10		Pakerort	Niuchehean		Taoyuanian †	Datsonian	Franconian †/Dresbachian/Millardan	485.4
										486.3 *
										486.5
								Payntonian		486.8 *
								Payntonian		Sunwaptan	487.5
		Jiangshanian			Jiangshanian			Iverian		Sunwaptan	489.5
		Jiangshanian			Jiangshanian			Iverian		Steptoean	493 *
		Paibian			Paibian			Idamean			494
		Paibian			Paibian		Waergangian †/Youshuanian	Idamean			494.9 *
	Miaolingian	Guzhangian			Guzhangian		Wangcunian †	Mindyallan	Marjumian	Albertian †	497
								Mindyallan			Arcadian	498.4
								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		Branchian	Waucoban †	509
												510.8 *
									Dyeran			511 *
		Stage 3			Nangaoian				Dyeran			514
									Montezuman			514.8 *
									Montezuman	Placentian		517.1
									Begadean			519.9 *
	Terreneuvian	Stage 2			Meishucunian							521
		Fortunian			Meishucunian							529
		Fortunian			Jinnigian							530.7
												538.8