/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/a1/85/a1857a7f-7a83-47ec-910e-b6e3912c3fd4/shonisaurus-lasvegas_web.jpg "Whale-Sized Marine Reptiles Once Ruled the Seas | Science")
Whale-Sized Marine Reptiles Once Ruled the Seas | Science
A skeleton of the large Triassic ichthyosaur Shonisaurus popularis hangs in the Nevada Condition Museum. Kenneth Carpenter by means of...
Ruled
A skeleton of the large Triassic ichthyosaur Shonisaurus popularis hangs in the Nevada Condition Museum. Kenneth Carpenter by means of...
