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, Katian age, Hirnantian age
- Ordovician of Britain: Marshbrookian age, Cheneyan age, Burrellian age, Ashgill epoch, Longvillian age, Cautleyan age, Woolstonian age, Rawtheyan age, Soudleyan age, Actonian age, Streffordian age, Aurelucian age, Pusgillian age, Harnagian age, Costonian age, Caradoc epoch, Onnian age
- Ordovician of the Baltic: Rakvere age, Kukruse age, Haljala age, Aluoja age, Vormsi age, Keila age, Oandu age, Uhaku age, Harju epoch, Nabala age, Pirgu age, Viru epoch, Porkuni age, Johvi age, Idavere age
- Ordovician of Ibero-Bohemia: Kosovian age, Bohdalec age, Zahorany age, Vinice age, Kralodvorian age, Berounian age, Letna age
- Ordovician of Australia: Bolindian age, Eastonian age, Gisbornian age
- Ordovician of China: Neichianshanian age, Xiaoxita age, Chientangkiangian age, Shikou age, Hanjiang age, Wufeng age
- Ordovician of North America: Richmondian age, Chazyan age, Kirkfieldian age, Cincinnatian epoch, Chatfieldian age, Edenian age, Rocklandian age, Marmor age, Maysvillian age, Ashbyan age, Trentonian age, Whiterockian epoch, Mohawkian epoch, Wildernessian age, Franklinian age, Shermanian age, Gamachian age, Blackriveran age, Canadian age, Turinian age
This interval is used in the definition of 610 collections
A total of 9851 collections with 72672 occurrences lie within this time span