• Knightia eocaena mass mortality

    Fossil Butte

    National Monument Wyoming

Photos & Multimedia

Phareodus encaustus
NPS photo of Finney specimen
The images available here are public domain. Their use is not limited; however, please credit "National Park Service" where appropriate. Most downloads are 300dpi.

Did You Know?

pronghorn antelope

There are more pronghorn antelope in the state of Wyoming than people. One hundred or so spend the spring, summer, and fall in Fossil Butte National Monument.