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, Furongian epoch, Drumian age, Series 2 epoch, Paibian age, Stage 10 age, Wuliuan age, Guzhangian age, Miaolingian epoch, Stage 2 age, Stage 4 age, Terreneuvian epoch, Stage 3 age, Jiangshanian age
- Obsolete Names for ICS Units: Stage 5 age, Series 3 epoch
- Cambrian Epochs: Middle Cambrian epoch, Late 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, Wangcunian age, Meishucunian age, Jinnigian age, Duyunian age, Taijangian age, Waergangian age, Taoyuanian age, Niuchehean age
- Cambrian of Australia: Ordian age, Undillan age, Iverian age, Floran age, Idamean age, Templetonian age, Mindyallan age, Boomerangian age, Payntonian age, Datsonian age
- Cambrian of Siberia: Amgan age, Atdabanian age, Ketyan age, Botomian age, Toyonian age, Ayusokkanian age, Lenian age, Tavgian age, Maduan age, Nemakit-Daldynian age, Ensyan age, Aksaian age, Menevian age, Solvan age, Sakian age, Mayan age, Yurakian age, Batyrbaian age, Tommotian age, Nganasanian age
- Cambrian of Kazakhstan: Zhanaarykian age, Tuesaian age
- Cambrian of North America: Franconian age, Millardan age, Begadean age, Dresbachian age, Marjumian age, Delamaran age, Topazan age, Waucoban age, Steptoean age, Montezuman age, Albertian 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