• Massive petrified redwood stumps

    Florissant Fossil Beds

    National Monument Colorado

There are park alerts in effect.
show Alerts »
  • Prescribed Burn Postponed

    The prescribed burn on approximately 180 acres of monument land starting the week of October 13 has been postponed. If conditions and planning updates are met, the operation may still occur later the month or maybe spring. Check back for updates. More »

Fossil Vertebrates

undefined

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.

 
undefined

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?

Picture of fossil maple seed

Some of the fossil plants found at Florissant fossil beds, like this maple seed, may have relatives that still live in Colorado.