458.2 - 443.1 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. 2024. The ICS International Chronostratigraphic Chart v2024/12. International Commission on Stratigraphy view
There are intervals in 7 timescales which overlap this one. show
- International Chronostratigraphic Timescale: Sandbian age, Hirnantian age, Katian age
- Ordovician of Britain: Onnian age, Pusgillian age, Ashgill epoch, Marshbrookian age, Costonian age, Aurelucian age, Caradoc epoch, Woolstonian age, Cheneyan age, Cautleyan age, Harnagian age, Streffordian age, Burrellian age, Rawtheyan age, Longvillian age, Actonian age, Soudleyan age
- Ordovician of the Baltic: Harju epoch, Idavere age, Porkuni age, Vormsi age, Viru epoch, Kukruse age, Rakvere age, Uhaku age, Johvi age, Haljala age, Oandu age, Nabala age, Keila age, Aluoja age, Pirgu age
- Ordovician of Ibero-Bohemia: Kralodvorian age, Zahorany age, Vinice age, Kosovian age, Letna age, Berounian age, Bohdalec age
- Ordovician of Australia: Gisbornian age, Bolindian age, Eastonian age
- Ordovician of China: Shikou age, Wufeng age, Chientangkiangian age, Neichianshanian age, Xiaoxita age, Hanjiang age
- Ordovician of North America: Gamachian age, Trentonian age, Franklinian age, Blackriveran age, Maysvillian age, Richmondian age, Kirkfieldian age, Marmor age, Ashbyan age, Cincinnatian epoch, Turinian age, Canadian age, Chazyan age, Shermanian age, Chatfieldian age, Wildernessian age, Rocklandian age, Whiterockian epoch, Edenian age, Mohawkian epoch
This interval is used in the definition of 609 collections
A total of 9815 collections with 72448 occurrences lie within this time span