Click Here top Read: Scientists find fossil of dinosaur ‘killed on day of asteroid strike’ Remains of thescelosaurus in North Dakota believed to date back to extinction of species 66m years ago by Kevin Rawlinson on the Guardian website on Thursday April 7, 2022.
Thescelosaurus neglectus, an hypsilophodont from North America, version with scutes and rib plates, pencil drawing. Image: Nobu Tamura. Public Domain.