PBDB Interval

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
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
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. A. Lillegraven and M. C. McKenna. 1986. Fossil mammals from the "Mesaverde" Formation (Late Cretaceous, Judithian) of the Bighorn and Wind River basins, Wyoming, with definitions of Late Cretaceous North American Land-Mammal "Ages". American Museum Novitates 2840:1-68 view
A. D. Barnosky, M. Holmes, R. Kirchholtes, E. Lindsey, K.C. Maguire, A.W. Poust, M.A. Stegner, J. Sunseri, B. Swartz, J. Swift, N.A. Villavicencio and G. Wogan. 2014. Prelude to the Anthropocene: Two new North American Land Mammal Ages (NALMAs). The Anthropocene Review I(3):225-242 view

There are 59 timescales which overlap this one. show

This timescale is used in the definition of 125932 collections

International Chronostratigraphic Timescale			Cretaceous-Cenozoic of New Zealand		Devonian of Czechoslovakia	North American Land Mammal Ages
Quaternary	Holocene	Meghalayan	Wanganui	Haweran		Saintaugustinean	0
		Meghalayan				Santarosean	0.0004
		Northgrippian					0.0042
		Greenlandian					0.0082
	Pleistocene	Late Pleistocene					0.0117
		Late Pleistocene				Rancholabrean	0.014
		Chibanian				Rancholabrean	0.129
						Irvingtonian	0.21
				Castlecliffian			0.34
		Calabrian					0.774
						Blancan	1.4
				Nukumaruan			1.63
		Gelasian		Nukumaruan			1.8
		Gelasian		Mangapanian			2.4
Neogene	Pliocene	Piacenzian		Mangapanian			2.58
		Piacenzian		Waipipian			3
		Zanclean		Waipipian			3.6
				Opoitian			3.7
				Opoitian		Hemphillian	4.7
	Miocene	Messinian	Taranaki	Kapitean			5.333
		Messinian		Tongaporutuan			7.2
		Tortonian					7.246
						Clarendonian	9.4
			Southland	Waiauan			11.04
		Serravallian					11.63
						Barstovian	12.5
				Lillburnian			13.05
		Langhian		Lillburnian			13.82
				Clifdenian			15.1
			Pareora	Altonian			15.9
		Burdigalian					15.98
						Hemingfordian	16.3
						Arikareean	18.5
				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
						Whitneyan	29.5
						Orellan	31.8
	Eocene	Priabonian				Chadronian	33.9
			Arnold	Runangan			34.6
				Kaiatan			36.7
						Duchesnean	37
		Bartonian					37.71
				Bortonian			39.1
						Uintan	39.7
		Lutetian					41.2
			Dannevirke	Porangan			42.6
				Heretaungan			45.7
						Bridgerian	46.2
		Ypresian					47.8
				Mangaorapan			48.9
				Mangaorapan		Wasatchian	50.5
				Waipawan		Wasatchian	52
				Waipawan		Clarkforkian	54.9
	Paleocene	Thanetian		Teurian		Clarkforkian	56
		Thanetian				Tiffanian	56.2
		Selandian				Tiffanian	59.2
		Selandian				Torrejonian	60.9
		Danian				Torrejonian	61.6
		Danian				Puercan	63.8
Cretaceous	Late Cretaceous	Maastrichtian	Mata	Haumurian	Lancian/Edmontonian	66
		Campanian		Haumurian	Judithian/Aquilan	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
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
							419.2