Complete tooth and partial jaws (UMNH VP 32539) of the ichthyosaur Shonisaurus popularis from Berlin-Ichthyosaur State Park, Nevada. These new fossils demonstrate that Shonisaurus was an apex ...
Adult and young of the ichthyosaur species Shonisaurus popularis chase ammonoid prey 230 million years ago, in what is now Berlin-Ichthyosaur State Park, Nevada, U.S.A. Credit must be given to the ...