506.5 - 504.5 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. 2024. The ICS International Chronostratigraphic Chart v2024/12. International Commission on Stratigraphy view

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

• International Chronostratigraphic Timescale: Miaolingian epoch
• Obsolete Names for ICS Units: Stage 5 age, Series 3 epoch
• Cambrian Epochs: Middle Cambrian epoch
• Cambrian of China: Taijangian age
• Cambrian of Australia: Templetonian age
• Cambrian of Siberia: Solvan age, Amgan age
• Cambrian of Kazakhstan: Tuesaian age
• Cambrian of North America: Albertian age, Delamaran age, Topazan age
• Cambrian of West Avalonia: Arcadian age
• Cambrian of Britain: St Davids age

This interval is used in the definition of 16 collections

A total of 498 collections with 2303 occurrences lie within this time span