Mercuriceratops Gemini (IMAGE) Cleveland Museum of Natural History Caption Artist reconstruction of Mercuriceratops gemini, a new species of horned dinosaur that had wing-shaped ornamentation on the sides of its skull. Credit Courtesy Danielle Dufault Usage Restrictions Credit line must be published 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.