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: Paibian age, Series 2 epoch, Guzhangian age, Miaolingian epoch, Stage 2 age, Stage 3 age, Drumian age, Furongian epoch, Stage 10 age, Stage 4 age, Fortunian age, Terreneuvian epoch, Jiangshanian age, Wuliuan age
- Obsolete Names for ICS Units: Stage 5 age, Series 3 epoch
- Cambrian Epochs: Late Cambrian epoch, Middle Cambrian epoch, Early Cambrian epoch
- Ordovician of the Baltic: Pakerort age, Oeland epoch
- Ordovician of North America: Ibexian epoch, Skullrockian age
- Cambrian of China: Jinnigian age, Niuchehean age, Duyunian age, Waergangian age, Meishucunian age, Wangcunian age, Youshuanian age, Nangaoian age, Taijangian age, Taoyuanian age
- Cambrian of Australia: Idamean age, Iverian age, Boomerangian age, Templetonian age, Floran age, Payntonian age, Ordian age, Datsonian age, Undillan age, Mindyallan age
- Cambrian of Siberia: Nganasanian age, Sakian age, Maduan age, Tommotian age, Toyonian age, Ayusokkanian age, Botomian age, Menevian age, Nemakit-Daldynian age, Batyrbaian age, Amgan age, Tavgian age, Ketyan age, Mayan age, Solvan age, Atdabanian age, Yurakian age, Ensyan age, Lenian age, Aksaian age
- Cambrian of Kazakhstan: Zhanaarykian age, Tuesaian age
- Cambrian of North America: Steptoean age, Sunwaptan age, Dresbachian age, Franconian age, Waucoban age, Delamaran age, Montezuman age, Begadean age, Albertian age, Dyeran age, Topazan age, Millardan age, Marjumian age
- Cambrian of West Avalonia: Branchian age, Placentian age, Arcadian age
- Cambrian of Britain: Maentwrogian age, Trempealeauan age, Dolgellian age
This interval is used in the definition of 164 collections
A total of 7879 collections with 47225 occurrences lie within this time span