Crest Illustration (IMAGE) Ohio University Caption The diversity of crests in the lambeosaurine dinosaurs Parasaurolophus, Corythosaurus, and Lambeosaurus. Credit Courtesy of Michael Skrepnick. Usage Restrictions None License Licensed 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.