486.85 - 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 9 timescales which overlap this one. show
- International Chronostratigraphic Timescale: Sandbian age, Middle Ordovician epoch, Dapingian age, Katian age, Early Ordovician epoch, Hirnantian age, Darriwilian age, Tremadocian age, Floian age, Late Ordovician epoch
- Ordovician of Britain: Aurelucian age, Llandeilian age, Caradoc epoch, Cheneyan age, Marshbrookian age, Arenig epoch, Migneintian age, Rawtheyan age, Cressagian age, Moridunian age, Llanvirn epoch, Late Llandeilo age, Llandeilo age, Abereiddian age, Whitlandian age, Streffordian age, Cautleyan age, Late Llanvirn age, Actonian age, Pusgillian age, Burrellian age, Longvillian age, Soudleyan age, Harnagian age, Costonian age, Onnian age, Woolstonian age, Ashgill epoch, Fennian age, Middle Llandeilo age, Early Llanvirn age, Early Llandeilo age, Tremadoc epoch
- Ordovician of the Baltic: Rakvere age, Oandu age, Vormsi age, Uhaku age, Varangu age, Volkhov age, Lasnamagi age, Kukruse age, Latorp age, Idavere age, Keila age, Kunda age, Langevoja age, Viru epoch, Aluoja age, Valaste age, Nabala age, Harju epoch, Haljala age, Billingen age, Pakerort age, Pirgu age, Porkuni age, Hunneberg age, Saka age, Vaana age, Hunderum age, Aseri age, Johvi age, Oeland epoch
- Ordovician of Ibero-Bohemia: Kralodvorian age, Bohdalec age, Sarka age, Kosovian age, Berounian age, Liben age, Klabava age, Zahorany age, Arenigian age, Dobrotivian age, Oretanian age, Vinice age, Letna age
- Ordovician of Australia: Warendian age, Lancefieldian age, Eastonian age, Chewtonian age, Yapeenian age, Castlemainian age, Gisbornian age, Bendigonian age, Bolindian age
- Ordovician of China: Ningkuo age, Hanjiang age, Lianghekou age, Guniu age, Daobaowan age, Shikou age, Xiaoxita age, Wufeng age, Hulo age, Yiyangian age, Dawan age, Neichianshanian age, Xinchangian age, Chientangkiangian age, Hunjiang age
- Ordovician of North America: Marmor age, Skullrockian age, Rocklandian age, Franklinian age, Jeffersonian age, Canadian age, Blackriveran age, Demingian age, Shermanian age, Ashbyan age, Turinian age, Ibexian epoch, Gasconadian age, Edenian age, Maysvillian age, Stairsian age, Kirkfieldian age, Chazyan age, Cassinian age, Mohawkian epoch, Cincinnatian epoch, Tulean age, Blackhillsian age, Rangerian age, Gamachian age, Whiterockian epoch, Wildernessian age, Trentonian age, Chatfieldian age, Richmondian age
- Cambrian of Siberia: Mansian age
- Cambrian of Kazakhstan: Ungurian age
This interval is used in the definition of 66 collections
A total of 18055 collections with 115625 occurrences lie within this time span