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