The Paleontology of North America

The Ordovician in Ohio, US

map
 

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

Ordovician Fossils
Fossil photos from Ordovician in Ohio

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Paleontology and geology

Muds from the emerging Taconic Mountains in the northeast were deposited in shallow tropical seas teeming with abundant sea floor life. Fossils of brachiopods, bryozoans, corals, and crinoids are common in the Ordovician rocks in southwestern Ohio.
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