A Ehmania walcotti trilobite from Yellowstone National Park
By Yellowstone Volcano Observatory
February 2016 (approx.)
![A Ehmania walcotti trilobite from Yellowstone National Park](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/trilobite%201.jpg?itok=y-HgvQXf)
Detailed Description
A Ehmania walcotti trilobite from Yellowstone National Park. Scale is in millimeters. Specimen located at the Smithsonian National Museum of Natural History.
Sources/Usage
Public Domain.