Paleozoic era

538.8 - 251.902 Ma

The definition of this interval in the timescale International Chronostratigraphic Timescale is taken from the following source:

  • K. M. Cohen, S.C. Finney, P.L. Gibbard and J.-X. Fan. 2023. The ICS International Chronostratigraphic Chart v2023/09. view

There are intervals in 40 timescales which overlap this one. show

This interval is used in the definition of 34 collections

A total of 86955 collections with 553865 occurrences lie within this time span

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International Chronostratigraphic TimescaleCambrian of Britain
CambrianFurongianStage 10MerionethDolgellian/Trempealeauan485.4
Festiniogian489.2 *
Jiangshanian489.5
Maentwrogian493.1 *
Paibian494
MiaolingianGuzhangianSt Davids497
Drumian500.5
Wuliuan504.5
Series 2Stage 4Caerfai509
Stage 3514
TerreneuvianStage 2521
Fortunian529
538.8