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