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, Stage 10 age, Wuliuan age, Guzhangian age, Fortunian age, Furongian epoch, Series 2 epoch, Drumian age, Stage 3 age, Jiangshanian age, Stage 2 age, Miaolingian epoch, Stage 4 age, Terreneuvian epoch
- 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: Skullrockian age, Ibexian epoch
- Cambrian of China: Youshuanian age, Nangaoian age, Meishucunian age, Wangcunian age, Duyunian age, Taijangian age, Waergangian age, Taoyuanian age, Niuchehean age, Jinnigian age
- Cambrian of Australia: Undillan age, Iverian age, Idamean age, Floran age, Ordian age, Mindyallan age, Boomerangian age, Payntonian age, Datsonian age, Templetonian age
- Cambrian of Siberia: Ketyan age, Atdabanian age, Botomian age, Toyonian age, Ayusokkanian age, Lenian age, Tavgian age, Maduan age, Amgan age, Aksaian age, Menevian age, Solvan age, Sakian age, Mayan age, Ensyan age, Yurakian age, Tommotian age, Nganasanian age, Batyrbaian age, Nemakit-Daldynian age
- Cambrian of Kazakhstan: Zhanaarykian age, Tuesaian age
- Cambrian of North America: Franconian age, Millardan age, Begadean age, Marjumian age, Dresbachian age, Topazan age, Delamaran age, Waucoban age, Montezuman age, Albertian age, Steptoean age, Dyeran age, Sunwaptan age
- Cambrian of West Avalonia: Branchian age, Arcadian age, Placentian age
- Cambrian of Britain: Maentwrogian age, Trempealeauan age, Dolgellian age
This interval is used in the definition of 205 collections
A total of 7804 collections with 46790 occurrences lie within this time span