PBDB Timescale

P. L. Gibbard, M. J. Head, and M. J. C. Walker. 2010. Formal ratification of the Quaternary System/Period and the Pleistocene Series/Epoch with a base at 2.58 Ma. Journal of Quaternary Science 25(2):96-102 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
F. M. Gradstein, J. G. Ogg, and A. G. Smith. 2004. A Geologic Time Scale 2004 1-589 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 7 timescales which overlap this one. show

This timescale is used in the definition of 269 collections

International Chronostratigraphic Timescale			Cenozoic Subepochs of Southern Europe	Cenozoic Subepochs	North American Land Mammal Ages
Quaternary	Holocene	Meghalayan			Saintaugustinean	0
		Meghalayan			Santarosean	0.0004
		Northgrippian				0.0042
		Greenlandian				0.0082
	Pleistocene	Late Pleistocene	Tarantian	Late Pleistocene		0.0117
		Late Pleistocene	Tarantian	Late Pleistocene	Rancholabrean	0.014
		Chibanian	Ionian	Middle Pleistocene	Rancholabrean	0.129
		Chibanian	Ionian	Middle Pleistocene	Irvingtonian	0.21
		Calabrian		Early Pleistocene	Irvingtonian	0.774
		Calabrian			Blancan	1.4
		Gelasian				1.8
Neogene	Pliocene	Piacenzian		Late Pliocene		2.58
		Zanclean		Early Pliocene		3.6
		Zanclean		Early Pliocene	Hemphillian	4.7
	Miocene	Messinian		Late Miocene		5.333
		Tortonian				7.246
		Tortonian			Clarendonian	9.4
		Serravallian		Middle Miocene	Clarendonian	11.63
		Serravallian			Barstovian	12.5
		Langhian				13.82
		Burdigalian		Early Miocene		15.98
					Hemingfordian	16.3
					Arikareean	18.5
		Aquitanian				20.44
Paleogene	Oligocene	Chattian		Late Oligocene		23.03
		Rupelian		Early Oligocene		27.82
					Whitneyan	29.5
					Orellan	31.8
	Eocene	Priabonian		Late Eocene	Chadronian	33.9
		Priabonian		Late Eocene	Duchesnean	37
		Bartonian		Middle Eocene	Duchesnean	37.71
		Bartonian			Uintan	39.7
		Lutetian			Uintan	41.2
		Lutetian			Bridgerian	46.2
		Ypresian		Early Eocene	Bridgerian	47.8
					Wasatchian	50.5
					Clarkforkian	54.9
	Paleocene	Thanetian		Late Paleocene	Clarkforkian	56
		Thanetian		Late Paleocene	Tiffanian	56.2
		Selandian		Middle Paleocene	Tiffanian	59.2
		Selandian		Middle Paleocene	Torrejonian	60.9
		Danian		Early Paleocene	Torrejonian	61.6
		Danian		Early Paleocene	Puercan	63.8
						66