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: Furongian epoch, Fortunian age, Jiangshanian age, Stage 2 age, Stage 3 age, Drumian age, Stage 10 age, Series 2 epoch, Stage 4 age, Guzhangian age, Terreneuvian epoch, Miaolingian epoch, Paibian 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: Skullrockian age, Ibexian epoch
- Cambrian of China: Nangaoian age, Youshuanian age, Taijangian age, Wangcunian age, Waergangian age, Duyunian age, Jinnigian age, Niuchehean age, Taoyuanian age, Meishucunian age
- Cambrian of Australia: Templetonian age, Floran age, Datsonian age, Payntonian age, Boomerangian age, Idamean age, Mindyallan age, Undillan age, Iverian age, Ordian age
- Cambrian of Siberia: Tommotian age, Nemakit-Daldynian age, Atdabanian age, Yurakian age, Sakian age, Nganasanian age, Aksaian age, Maduan age, Lenian age, Ensyan age, Toyonian age, Botomian age, Tavgian age, Menevian age, Ayusokkanian age, Ketyan age, Mayan age, Batyrbaian age, Amgan age, Solvan age
- Cambrian of Kazakhstan: Tuesaian age, Zhanaarykian age
- Cambrian of North America: Waucoban age, Millardan age, Montezuman age, Begadean age, Delamaran age, Topazan age, Franconian age, Marjumian age, Steptoean age, Albertian age, Dyeran age, Dresbachian age, Sunwaptan age
- Cambrian of West Avalonia: Branchian age, Placentian age, Arcadian age
- Cambrian of Britain: Trempealeauan age, Dolgellian age, Maentwrogian age
This interval is used in the definition of 205 collections
A total of 7800 collections with 46775 occurrences lie within this time span