• Massive petrified redwood stumps

    Florissant Fossil Beds

    National Monument Colorado

Fossil Vertebrates

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Pirate Perch

Department of Vertebrate Paleontology, American Museum of Natural History, Specimen AMNH-FF-18924A

Fish

Fish are the most abundant of vertebrate fossils found at Florissant Fossil Beds.

 
Image of fossil birds skull and beak

Fossil shorebird skull

Denver Museum of Nature and Science

Birds

Fossil birds are rare at Florissant. The three species illustrated here have been found in the ancient lake beds.

 
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Fossil skull from a small opossum

National Museum of Natural History, USNM-11955

Mammals

A small variety of mammals have been discovered at Florissant Fossil Beds.

Did You Know?

FLFO_butterfly

Prodryas persephone was the first fossil butterfly found in North America. This specimen was discovered by the homesteader Charlotte Hill and is now housed at Harvard University. This image is protected by copyright. All rights reserved.To learn More...