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Wyoming

Fossil Butte area - private fee quarries (Kemmerer)

Fossil site Documented siteLegal to collect

What you could find

Reported finds from this ground.

FossilsFossils

Also reported: Diplomystus, Priscacara).

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

Why this spot

Eocene

Green River Formation fish fee-dig near the national monument.

Keep exploring nearby

More spots in this area.

Check access and collecting rules for each site.