Ordovician of Ibero-Bohemia
The interval definitions in this timescale are derived from the following sources:
- F. M. Gradstein, J. G. Ogg, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 view
- W. B. Harland, R. L. Armstrong, A. V. Cox, L. E. Craig, A. G. Smith and D. G. Smith. 1990. A Geologic Time Scale 1989. view
- B. D. Webby. 1998. Steps toward a global standard for Ordovician stratigraphy. Newsletters in Stratigraphy 36:1-33 view
- M. Kretzoi. 1942. Necroteuthis n. g. (Ceph. Dibr., Necroteuthidae N. F.) aus dem Oligozän von Budapest und das system der Dibranchiata. Földtani Közlöny 72:125-238 view
There are 9 timescales which overlap this one. show
Interval boundaries marked with * have been interpolated based on the differences between the ages for international timescale boundaries quoted in the source and the currently accepted ages for those boundaries.
Interval names marked with † are no longer in current use.
This timescale is used in the definition of 532 collections
International Chronostratigraphic Timescale | Ordovician of Ibero-Bohemia | Ordovician of China | Ordovician of North America | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ordovician | Late Ordovician | Hirnantian | Kosovian | Hirnantian | Xiaoxita †/Shikou | Wufeng † | Cincinnatian | Gamachian | 443.8 | |||||||
Katian | Kralodvorian | Bohdalec † | Chientangkiangian | 445.2 | ||||||||||||
Richmondian | 446 * | |||||||||||||||
Neichianshanian/Hanjiang | 449.5 | |||||||||||||||
Berounian | 449.7 * | |||||||||||||||
Maysvillian | Rocklandian †/Shermanian/Ashbyan/Kirkfieldian/Blackriveran/Wildernessian/Trentonian/Franklinian | 449.8 * | ||||||||||||||
Edenian | 450.4 * | |||||||||||||||
Mohawkian | Chatfieldian | 451.1 * | ||||||||||||||
Sandbian | 453 | |||||||||||||||
Turinian | 453.7 * | |||||||||||||||
Zahorany †/Vinice | Letna † | 456.2 * | ||||||||||||||
Whiterockian | Canadian † | Chazyan †/Marmor | 457 * | |||||||||||||
Liben † | 458 * | |||||||||||||||
Middle Ordovician | Darriwilian | Darriwilian | Guniu †/Hulo | 458.4 | ||||||||||||
Dobrotivian | 458.5 * | |||||||||||||||
Oretanian | 459.7 * | |||||||||||||||
Sarka † | 461.7 * | |||||||||||||||
Hunjiang † | Dawan †/Daobaowan/Ningkuo | 466.3 * | ||||||||||||||
Dapingian | Klabava † | Dapingian | 467.3 | |||||||||||||
Arenigian | 468 | |||||||||||||||
Rangerian | 469.1 * | |||||||||||||||
Early Ordovician | Floian | Yiyangian | Ibexian | Blackhillsian | Jeffersonian † | Cassinian † | 470 | |||||||||
Tulean | 473.9 * | |||||||||||||||
Tremadocian | Tremadocian | Xinchangian | 477.7 | |||||||||||||
Lianghekou † | 477.9 * | |||||||||||||||
Stairsian | 480.3 * | |||||||||||||||
Skullrockian | Demingian † | 482 * | ||||||||||||||
Cambrian | Furongian | Stage 10 | 485.4 | |||||||||||||
487.5 |