The Paleontology of North America

The Ordovician in Oregon, US

map

undifferentiated rock units

See exposures in this state from the:
Quaternary
Tertiary
Cretaceous
Jurassic
Triassic
Permian
Carboniferous
Devonian
Silurian
Ordovician
Cambrian
Precambrian

Ordovician Fossils

No slide show is available for the Ordovician in Oregon.

Paleontology and geology

During the Ordovician, the area now occupied by Oregon was covered by the sea, and no Ordovician rocks have been preserved anywhere in the state.
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