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 3 age, Stage 2 age, Fortunian age, Guzhangian age, Series 2 epoch, Stage 10 age, Terreneuvian epoch, Wuliuan age, Furongian epoch, Drumian age, Stage 4 age, Paibian age, Miaolingian epoch, Jiangshanian age
- Obsolete Names for ICS Units: Stage 5 age, Series 3 epoch
- Cambrian Epochs: Late Cambrian epoch, Early Cambrian epoch, Middle Cambrian epoch
- Ordovician of the Baltic: Pakerort age, Oeland epoch
- Ordovician of North America: Skullrockian age, Ibexian epoch
- Cambrian of China: Taijangian age, Waergangian age, Meishucunian age, Taoyuanian age, Wangcunian age, Youshuanian age, Jinnigian age, Nangaoian age, Niuchehean age, Duyunian age
- Cambrian of Australia: Boomerangian age, Ordian age, Templetonian age, Undillan age, Datsonian age, Iverian age, Idamean age, Mindyallan age, Payntonian age, Floran age
- Cambrian of Siberia: Toyonian age, Amgan age, Nganasanian age, Batyrbaian age, Tavgian age, Nemakit-Daldynian age, Maduan age, Menevian age, Ketyan age, Mayan age, Lenian age, Sakian age, Atdabanian age, Tommotian age, Aksaian age, Botomian age, Solvan age, Ayusokkanian age, Yurakian age, Ensyan age
- Cambrian of Kazakhstan: Tuesaian age, Zhanaarykian age
- Cambrian of North America: Delamaran age, Waucoban age, Dyeran age, Steptoean age, Albertian age, Topazan age, Sunwaptan age, Marjumian age, Dresbachian age, Franconian age, Millardan age, Begadean age, Montezuman age
- Cambrian of West Avalonia: Placentian age, Arcadian age, Branchian age
- Cambrian of Britain: Trempealeauan age, Dolgellian age, Maentwrogian age
This interval is used in the definition of 108 collections
A total of 7914 collections with 47539 occurrences lie within this time span