Gateway to the Paleobiology Database

Clarkforkian age/stage

General information
Lower boundary: equal to 56.8 Ma (see scale)
Upper boundary: equal to 55.8 Ma (based on Thanetian)
Continent: North America
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See map of collections within this interval
Key correlations
Period: Paleogene
Epoch: Paleocene
Subepoch: Late/Upper Paleocene
Stage: Thanetian
10 million year bin: Cenozoic 1
Previous intervals

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