251.902 - 251.2 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

• International Chronostratigraphic Timescale: Early Triassic epoch
• Mesozoic Subages: Griesbachian subage, Dienerian subage
• Permo-Triassic Subages of Eastern Europe: Vokhmian subage
• Permian of the Salt Range: Kathwai age
• Permian-Jurassic of New Zealand: Gore epoch, DUrville epoch, Nelsonian age, Makarewan age

This interval is used in the definition of 403 collections

A total of 2684 collections with 9776 occurrences lie within this time span