497 - 485.4 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 9 timescales which overlap this one. show

• International Chronostratigraphic Timescale: Stage 10 age, Jiangshanian age, Paibian age
• Cambrian Epochs: Late Cambrian epoch
• Ordovician of the Baltic: Pakerort age, Oeland epoch
• Ordovician of North America: Skullrockian age, Ibexian epoch
• Cambrian of China: Niuchehean age, Taoyuanian age, Youshuanian age, Waergangian age
• Cambrian of Australia: Datsonian age, Idamean age, Iverian age, Payntonian age
• Cambrian of Siberia: Sakian age, Tavgian age, Batyrbaian age, Nganasanian age, Aksaian age, Ketyan age, Maduan age, Yurakian age, Ensyan age
• Cambrian of North America: Franconian age, Millardan age, Dresbachian age, Steptoean age, Sunwaptan age
• Cambrian of Britain: Maentwrogian age, Trempealeauan age, Dolgellian age

This interval is used in the definition of 509 collections

A total of 2466 collections with 12569 occurrences lie within this time span