Eifelian age

393.3 - 387.7 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 5 timescales which overlap this one. show

This interval is used in the definition of 1625 collections

A total of 1702 collections with 12630 occurrences lie within this time span

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International Chronostratigraphic TimescaleDevonian of Eastern North America
DevonianLate DevonianFamennianConewangan/Conneautan/Canadaway358.9
FrasnianWest Fallsian/Sonyean372.2
Middle DevonianGivetianGeneseean/Taghanican/TioughnioganCazenovian382.7
Early DevonianEmsianSawkillian/Deer ParkianHelderbergian393.3