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CZ-NM IZ-ARA Stratigraphy

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Stratigraphical Coverage This is a text description of the stratigraphy coverage in the collection

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#	Eon	Era	Period	Epoch	Upper (Ma)	Lower (Ma)
1	Phanerozoic	Cenozoic	Quaternary	Holocene	0	0.01
2			Quaternary	Pleistocene	0.01	2.58
3			Neogene	Pliocene	2.58	5.33
4			Neogene	Miocene	5.333	23.03
5			Paleogene	Oligocene	23.03	33.9
6				Eocene	33.9	56
7				Paleocene	56	66
8		Mesozoic	Cretaceous		66	100.5
9			Jurassic		100.5	201.3
10			Triassic		201.3	251.902
11		Paleozoic	Permian		251.902	298.9
12			Carboniferous		298.9	358.9
13			Devonian		358.9	419.2
14			Silurian		419.12	443.8
15			Ordovician		443.8	485.4
16			Cambrian		485.4	541
17	Proterozoic				541	2500
18	Archean				2500	4000
19	Hadean				4000	4600

Arachnids