458.4 - 453 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 7 timescales which overlap this one. show

• International Chronostratigraphic Timescale: Late Ordovician epoch
• Ordovician of Britain: Harnagian age, Longvillian age, Onnian age, Burrellian age, Soudleyan age, Woolstonian age, Aurelucian age, Costonian age, Actonian age, Caradoc epoch, Marshbrookian age
• Ordovician of the Baltic: Kukruse age, Aluoja age, Keila age, Uhaku age, Idavere age, Viru epoch, Haljala age
• Ordovician of Ibero-Bohemia: Vinice age, Bohdalec age, Letna age, Zahorany age, Liben age, Berounian age
• Ordovician of Australia: Gisbornian age
• Ordovician of China: Hanjiang age, Neichianshanian age, Xiaoxita age, Shikou age
• Ordovician of North America: Marmor age, Franklinian age, Mohawkian epoch, Shermanian age, Trentonian age, Rocklandian age, Chatfieldian age, Kirkfieldian age, Turinian age, Canadian age, Whiterockian epoch, Wildernessian age, Blackriveran age, Ashbyan age, Chazyan age

This interval is used in the definition of 204 collections

A total of 3509 collections with 29508 occurrences lie within this time span