298.9 - 286.1 Ma

The definition of this interval in the timescale Permian of North America is taken from the following source:

• F. M. Gradstein, J. G. Ogg, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 view

The top age has 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.

There are intervals in 10 timescales which overlap this one. show

• International Chronostratigraphic Timescale: Sakmarian age, Cisuralian epoch, Artinskian age, Asselian age
• Permian of the Russian Platform: Uskalykian subage, Tastubian subage, Sterlitamakian subage, Burtsevian subage, Shikhanian subage, Irginian subage, Surenian subage
• Permian of the Pamirs: Yakhtashian age
• Permian of Western Europe: Autunian epoch
• Permian of China: Zisongian age, Longlinian age
• Permian of North America: Nealian subage, Lenoxian subage
• Carbo-Permian of the Russian Platform: Pavlovoposadian subage, Rusavkinian subage
• Carboniferous of Western Europe: Kuzel age
• Carboniferous of North America: Bursumian age
• Permian-Jurassic of New Zealand: Aparima epoch, Telfordian age

This interval is used in the definition of 143 collections

A total of 6888 collections with 30097 occurrences lie within this time span