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Oklahoma

Criner Hills

Fossil site Documented sitePermission required

What you could find

Reported finds from this ground.

FossilsFossils

Also reported: graptolites, brachiopods.

Photos via Wikimedia Commons: Partonez (CC BY-SA 4.0).

Why this spot

Ordovician hills south of Ardmore known for trilobites and graptolites

Documented in Oklahoma survey guidebooks.

Keep exploring nearby

More spots in this area.

Check access and collecting rules for each site.