JIM WEST / SCIENCE PHOTO LIBRARY JIM WEST / SCIENCE PHOTO LIBRARY
Parasaurolophus dinosaur fossil display. This fossil skeleton is of the dinosaur Parasaurolophus cyrtocristatus. Parasaurolophus dinosaurs were herbivorous ornithopods that lived around 76 to 73 million years ago, during the Late Cretaceous period, in what is now North America. This fossil is part of the 'Past Worlds' section of the Natural History Museum of Utah at the Rio Tinto Center on the University of Utah campus, Salt Lake City, Utah, USA. Photographed in 2014.
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