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		Cambrian Epochs	Ordovician of the Baltic				Ordovician of Britain			Cambrian of North America		Ten Million Year Bins
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	23.03
	Oligocene	Rupelian													Cenozoic 4	27.82
	Eocene	Priabonian													Cenozoic 3	33.9
		Bartonian													Cenozoic 3	37.71
		Lutetian													Cenozoic 2	41.2
		Ypresian													Cenozoic 2	47.8
	Paleocene	Thanetian													Cenozoic 1	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	145
		Kimmeridgian													Jurassic 5	149.2
		Oxfordian														154.8
	Middle Jurassic	Callovian														161.5
		Bathonian													Jurassic 4	165.3
		Bajocian													Jurassic 4	168.2
		Aalenian													Jurassic 3	170.9
	Early Jurassic	Toarcian													Jurassic 3	174.7
		Pliensbachian													Jurassic 2	184.2
		Sinemurian													Jurassic 1	192.9
		Hettangian													Jurassic 1	199.5
Triassic	Late Triassic	Rhaetian													Triassic 4	201.4
		Norian													Triassic 4	208.5
		Carnian													Triassic 3	227
	Middle Triassic	Ladinian													Triassic 2	237
	Middle Triassic	Anisian													Triassic 2	242
	Early Triassic	Olenekian													Triassic 1	247.2
	Early Triassic	Induan													Triassic 1	251.2
Permian	Lopingian	Changhsingian													Permian 4	251.902
	Lopingian	Wuchiapingian														254.14
	Guadalupian	Capitanian														259.51
		Wordian														264.28
		Roadian													Permian 3	266.9
	Cisuralian	Kungurian													Permian 2	273.01
		Artinskian														283.5
		Sakmarian														290.1
		Asselian													Permian 1	293.52
Carboniferous	Pennsylvanian	Gzhelian													Carboniferous 5	298.9
		Kasimovian	303.7												Carboniferous 5
		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	358.9
	Late Devonian	Frasnian	Devonian 4	372.2
	Middle Devonian	Givetian	Devonian 3	382.7
	Middle Devonian	Eifelian	Devonian 3	387.7
	Early Devonian	Emsian	Devonian 2	393.3
		Pragian	Devonian 1	407.6
		Lochkovian	Devonian 1	410.8
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	Harju	Porkuni	Ashgill	Hirnantian	Ordovician 5	443.8
		Katian		Pirgu		Rawtheyan		445.2
						Cautleyan		448.9 *
						Pusgillian		449.3 *
				Vormsi	Caradoc	Streffordian		Onnian †	449.6 *
				Nabala					Johvi †	450 *
			Viru	Rakvere						450.6 *
				Rakvere		Cheneyan				451.5 *
				Oandu		Cheneyan				452 *
				Oandu		Burrellian				452.7 *
		Sandbian		Keila			Idavere †		Ordovician 4	453
				Keila				Actonian †		453.2 *
				Haljala				Actonian †		453.9
								Marshbrookian †		Woolstonian †	454.2 *
								Longvillian †			455.2 *
				Kukruse							456.4 *
						Aurelucian					456.8 *
								Soudleyan †/Harnagian/Costonian			457.4 *
				Uhaku			Aluoja †	Soudleyan †/Harnagian/Costonian			457.5 *
	Middle Ordovician	Darriwilian		Uhaku	Llanvirn	Llandeilian/Llandeilo/Late Llandeilo/Middle Llandeilo/Early Llandeilo/Late Llanvirn			Ordovician 3		458.4
				Lasnamagi							458.9 *
				Aseri							460.4 *
				Aseri		Abereiddian/Early Llanvirn					461.3 *
			Oeland	Kunda							462.9 *
				Kunda			Valaste †/Hunderum				464.3 *
				Volkhov							Langevoja †/Vaana/Saka	467.1 *
		Dapingian							Ordovician 2			467.3
					Arenig	Fennian						468.4 *
				Billingen								469.3 *
	Early Ordovician	Floian										470
							Latorp †					470.1 *
						Whitlandian						471.1 *
				Hunneberg		Whitlandian						473.7 *
						Moridunian						474.3 *
		Tremadocian			Tremadoc	Migneintian			Ordovician 1			477.7
						Cressagian						480.8 *
				Varangu								481.3 *
				Pakerort								482.2 *
												485 *
Cambrian	Furongian	Stage 10					Niuchehean		Taoyuanian †			Late Cambrian	Franconian †/Dresbachian/Millardan	Cambrian 5	485.4
															486.3 *
															486.5
															Sunwaptan	487.5
		Jiangshanian					Jiangshanian								Sunwaptan	489.5
		Jiangshanian					Jiangshanian								Steptoean	493 *
		Paibian					Paibian									494
		Paibian					Paibian		Waergangian †/Youshuanian							494.9 *
	Miaolingian	Guzhangian					Guzhangian		Wangcunian †			Middle Cambrian	Marjumian	Albertian †	Cambrian 4	497
		Drumian					Drumian		Wangcunian †				Marjumian		Cambrian 4	500.5
		Wuliuan					Wuliuan/Taijangian						Topazan		Cambrian 3	504.5
		Wuliuan					Wuliuan/Taijangian						Delamaran			506.5
	Series 2	Stage 4					Duyunian					Early Cambrian	Delamaran	Waucoban †		509
		Stage 4					Duyunian						Dyeran			511 *
		Stage 3					Nangaoian						Dyeran		Cambrian 2	514
													Montezuman			514.8 *
													Begadean			519.9 *
	Terreneuvian	Stage 2					Meishucunian									521
		Fortunian					Meishucunian								Cambrian 1	529
		Fortunian					Jinnigian								Cambrian 1	530.7
																538.8