Sunwaptan age

493 - 487.5 Ma

The definition of this interval in the timescale Cambrian of North America 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 bottom age has 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 100 collections

A total of 550 collections with 3429 occurrences lie within this time span

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International Chronostratigraphic TimescaleCambrian of North AmericaCambrian of Siberia
CambrianFurongianStage 10Franconian †/Dresbachian/MillardanBatyrbaianTavgian †Ketyan †/Yurakian485.4
Sunwaptan487.5
Jiangshanian489.5
Aksaian490.7 *
Sakian492.2 *
Steptoean493 *
Paibian494
Ensyan †/Maduan/Nganasanian494.7 *
MiaolingianGuzhangianMarjumianAlbertian †Ayusokkanian497
Mayan/Menevian499.5
Drumian500.5
WuliuanTopazanAmgan/Solvan504.5
Delamaran506.5
Series 2Stage 4Waucoban †509
ToyonianLenian †510 *
Dyeran511 *
Botomian512.5 *
Stage 3514
Montezuman514.8 *
Atdabanian515.6 *
Begadean519.9 *
TerreneuvianStage 2Tommotian521
Nemakit-Daldynian525.5
FortunianManykaian †529
538.8