Kukruse age

457.5 - 456.4 Ma

The definition of this interval in the timescale Ordovician of the Baltic is taken from the following source:

  • F. M. Gradstein, J. G. Ogg, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 view

The top and bottom ages 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.

There are intervals in 7 timescales which overlap this one. show

This interval is used in the definition of 247 collections

A total of 184 collections with 715 occurrences lie within this time span

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International Chronostratigraphic TimescaleOrdovician of the BalticOrdovician of North America
OrdovicianLate OrdovicianHirnantianHarjuPorkuniCincinnatianGamachian443.8
KatianPirgu445.2
Richmondian446 *
Vormsi449.6 *
MaysvillianRocklandian †/Shermanian/Ashbyan/Kirkfieldian/Blackriveran/Wildernessian/Trentonian/Franklinian449.8 *
NabalaJohvi †450 *
Edenian450.4 *
ViruRakvere450.6 *
MohawkianChatfieldian451.1 *
Oandu452 *
SandbianKeilaIdavere †453
Turinian453.7 *
Haljala453.9
Kukruse456.4 *
WhiterockianCanadian †Chazyan †/Marmor457 *
UhakuAluoja †457.5 *
Middle OrdovicianDarriwilian458.4
Lasnamagi458.9 *
Aseri460.4 *
OelandKunda462.9 *
Valaste †/Hunderum464.3 *
VolkhovLangevoja †/Vaana/Saka467.1 *
Dapingian467.3
Rangerian469.1 *
Billingen469.3 *
Early OrdovicianFloianIbexianBlackhillsianJeffersonian †Cassinian †470
Latorp †470.1 *
Hunneberg473.7 *
Tulean473.9 *
Tremadocian477.7
Stairsian480.3 *
Varangu481.3 *
Skullrockian/Demingian482 *
Pakerort482.2 *
485.4 *
486.3
486.5
487.5