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