• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Centennial Paleontology Site - Excavating the Site

Dr. Greg McDonald Excavating the Site

Dr. Greg McDonald Excavating the Site

NPS Photo by Tom Farrell



 
Photo Showing the Upper and Lower Jaw

Photo Showing the Upper and Lower Jaw

NPS Photo by Rod Horrocks

 
 

Did You Know?

Stemless Hymenoxys

The scientific name for the Stemless Hymenoxys is Hymemoxys acaulis. Acaulis means "stemless" and referes to the leafless stalks which bear the flower heads. More...