538.8 - 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 12 timescales which overlap this one. show
- International Chronostratigraphic Timescale: Stage 2 age, Miaolingian epoch, Stage 4 age, Terreneuvian epoch, Stage 3 age, Jiangshanian age, Fortunian age, Furongian epoch, Series 2 epoch, Drumian age, Paibian age, Stage 10 age, Wuliuan age, Guzhangian age
- Obsolete Names for ICS Units: Series 3 epoch, Stage 5 age
- Cambrian Epochs: Early Cambrian epoch, Middle Cambrian epoch, Late Cambrian epoch
- Ordovician of the Baltic: Pakerort age, Oeland epoch
- Ordovician of North America: Ibexian epoch, Skullrockian age
- Cambrian of China: Jinnigian age, Duyunian age, Taijangian age, Taoyuanian age, Waergangian age, Niuchehean age, Youshuanian age, Nangaoian age, Meishucunian age, Wangcunian age
- Cambrian of Australia: Templetonian age, Mindyallan age, Boomerangian age, Datsonian age, Payntonian age, Ordian age, Undillan age, Iverian age, Idamean age, Floran age
- Cambrian of Siberia: Nemakit-Daldynian age, Solvan age, Sakian age, Aksaian age, Menevian age, Mayan age, Ensyan age, Yurakian age, Tommotian age, Nganasanian age, Batyrbaian age, Amgan age, Ketyan age, Atdabanian age, Botomian age, Ayusokkanian age, Lenian age, Toyonian age, Tavgian age, Maduan age
- Cambrian of Kazakhstan: Tuesaian age, Zhanaarykian age
- Cambrian of North America: Waucoban age, Albertian age, Montezuman age, Steptoean age, Dyeran age, Sunwaptan age, Franconian age, Millardan age, Begadean age, Marjumian age, Dresbachian age, Topazan age, Delamaran age
- Cambrian of West Avalonia: Placentian age, Branchian age, Arcadian age
- Cambrian of Britain: Trempealeauan age, Dolgellian age, Maentwrogian age
This interval is used in the definition of 205 collections
A total of 7804 collections with 46790 occurrences lie within this time span