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: Miaolingian epoch, Stage 2 age, Guzhangian age, Furongian epoch, Series 2 epoch, Stage 3 age, Drumian age, Stage 10 age, Jiangshanian age, Wuliuan age, Stage 4 age, Paibian age, Terreneuvian epoch, Fortunian 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: Skullrockian age, Ibexian epoch
- Cambrian of China: Jinnigian age, Nangaoian age, Meishucunian age, Niuchehean age, Duyunian age, Wangcunian age, Taoyuanian age, Youshuanian age, Waergangian age, Taijangian age
- Cambrian of Australia: Ordian age, Floran age, Templetonian age, Undillan age, Boomerangian age, Datsonian age, Idamean age, Iverian age, Mindyallan age, Payntonian age
- Cambrian of Siberia: Tavgian age, Sakian age, Nganasanian age, Amgan age, Mayan age, Batyrbaian age, Ayusokkanian age, Aksaian age, Nemakit-Daldynian age, Botomian age, Toyonian age, Menevian age, Ketyan age, Atdabanian age, Maduan age, Yurakian age, Ensyan age, Solvan age, Tommotian age, Lenian age
- Cambrian of Kazakhstan: Tuesaian age, Zhanaarykian age
- Cambrian of North America: Franconian age, Topazan age, Millardan age, Albertian age, Dyeran age, Montezuman age, Delamaran age, Dresbachian age, Steptoean age, Waucoban age, Sunwaptan age, Begadean age, Marjumian age
- Cambrian of West Avalonia: Arcadian age, Placentian age, Branchian age
- Cambrian of Britain: Maentwrogian age, Trempealeauan age, Dolgellian age
This interval is used in the definition of 109 collections
A total of 7906 collections with 47442 occurrences lie within this time span