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, Terreneuvian epoch, Paibian age, Fortunian age, Stage 2 age, Miaolingian epoch, Furongian epoch, Series 2 epoch, Guzhangian age, Stage 3 age, Stage 10 age, Drumian age
- Obsolete Names for ICS Units: Stage 5 age, Series 3 epoch
- Cambrian Epochs: Late Cambrian epoch, Early Cambrian epoch, Middle Cambrian epoch
- Ordovician of the Baltic: Oeland epoch, Pakerort age
- Ordovician of North America: Ibexian epoch, Skullrockian age
- Cambrian of China: Taoyuanian age, Wangcunian age, Youshuanian age, Waergangian age, Taijangian age, Nangaoian age, Jinnigian age, Meishucunian age, Duyunian age, Niuchehean age
- Cambrian of Australia: Idamean age, Datsonian age, Iverian age, Mindyallan age, Payntonian age, Ordian age, Floran age, Undillan age, Templetonian age, Boomerangian age
- Cambrian of Siberia: Atdabanian age, Ketyan age, Toyonian age, Menevian age, Maduan age, Yurakian age, Solvan age, Ensyan age, Tommotian age, Lenian age, Sakian age, Tavgian age, Ayusokkanian age, Batyrbaian age, Amgan age, Nganasanian age, Mayan age, Nemakit-Daldynian age, Botomian age, Aksaian age
- Cambrian of Kazakhstan: Tuesaian age, Zhanaarykian age
- Cambrian of North America: Waucoban age, Steptoean age, Sunwaptan age, Begadean age, Marjumian age, Topazan age, Franconian age, Millardan age, Albertian age, Dyeran age, Montezuman age, Dresbachian age, Delamaran age
- Cambrian of West Avalonia: Placentian age, Arcadian 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 7905 collections with 47439 occurrences lie within this time span