Devonian of France

The interval definitions in this timescale are derived from the following source:

  • 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

There are 6 timescales which overlap this one. show

Interval boundaries marked with * have been interpolated based on the differences between the ages for international timescale boundaries quoted in the source and the currently accepted ages for those boundaries.

This timescale is used in the definition of 57 collections

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International Chronostratigraphic TimescaleDevonian of FranceDevonian of Czechoslovakia
DevonianLate DevonianFamennianFamennian358.9
FrasnianFrasnian372.2
Middle DevonianGivetianGivetianSrbsko382.7
EifelianCouvinienChotec387.7
Early DevonianEmsianDaleje/Zlichovian393.3
PragianPragian407.6
Coblencien408.2 *
LochkovianGedinnineLochkovian410.8
419.2