Juvenile dinosaur mummy with preparator Tyler Keillor (IMAGE)

University of Chicago Medical Center

Juvenile dinosaur mummy with preparator Tyler Keillor

Caption

Mummy of the juvenile duck-billed dinosaur Edmontosaurus annectens with fossil preparator Tyler Keillor of the University of Chicago. The dinosaur mummy nicknamed “Ed Jr.,” was covered by floodwaters some 66 million years ago, preserving its fossilized skeleton and, in a thin clay layer, large areas of scaly, wrinkled skin and a tall fleshy crest over its back.

Credit

Photograph courtesy of University of Chicago Fossil Lab

Usage Restrictions

Reuse only with permission; email grace.niewijk@uchicagomedicine.org

License

Original content

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.