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 4 age, Wuliuan age, Jiangshanian age, Fortunian age, Terreneuvian epoch, Paibian age, Furongian epoch, Series 2 epoch, Guzhangian age, Miaolingian epoch, Stage 2 age, Stage 10 age, Drumian age, Stage 3 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: Oeland epoch, Pakerort age
- Ordovician of North America: Ibexian epoch, Skullrockian age
- Cambrian of China: Wangcunian age, Taoyuanian age, Waergangian age, Taijangian age, Youshuanian age, Duyunian age, Niuchehean age, Nangaoian age, Jinnigian age, Meishucunian age
- Cambrian of Australia: Datsonian age, Idamean age, Mindyallan age, Payntonian age, Iverian age, Ordian age, Boomerangian age, Floran age, Undillan age, Templetonian age
- Cambrian of Siberia: Yurakian age, Toyonian age, Menevian age, Ketyan age, Atdabanian age, Maduan age, Lenian age, Ensyan age, Solvan age, Tommotian age, Ayusokkanian age, Batyrbaian age, Amgan age, Nganasanian age, Mayan age, Sakian age, Tavgian age, Nemakit-Daldynian age, Botomian age, Aksaian age
- Cambrian of Kazakhstan: Tuesaian age, Zhanaarykian age
- Cambrian of North America: Waucoban age, Steptoean age, Begadean age, Marjumian age, Sunwaptan age, Millardan age, Albertian age, Topazan age, Franconian age, Dresbachian age, Delamaran age, Dyeran age, Montezuman age
- Cambrian of West Avalonia: Placentian age, Arcadian age, Branchian age
- Cambrian of Britain: Trempealeauan age, Maentwrogian age, Dolgellian age
This interval is used in the definition of 109 collections
A total of 7905 collections with 47439 occurrences lie within this time span