497 - 485.4 Ma

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

• F. M. Gradstein, J. G. Ogg, and A. G. Smith. 2004. A Geologic Time Scale 2004 1-589 view

There are intervals in 9 timescales which overlap this one. show

• International Chronostratigraphic Timescale: Stage 10 age, Paibian age, Furongian epoch, Jiangshanian 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: Waergangian age, Youshuanian age, Taoyuanian age, Niuchehean age
• Cambrian of Australia: Payntonian age, Datsonian age, Iverian age, Idamean age
• Cambrian of Siberia: Batyrbaian age, Ensyan age, Yurakian age, Ketyan age, Aksaian age, Sakian age, Maduan age, Tavgian age, Nganasanian age
• Cambrian of North America: Franconian age, Dresbachian age, Steptoean age, Sunwaptan age
• Cambrian of Britain: Dolgellian age, Trempealeauan age, Maentwrogian age

This interval is no longer in current use

This interval is used in the definition of 11 collections

A total of 2466 collections with 12570 occurrences lie within this time span