Thescelosaurus family (IMAGE) North Carolina State University Caption A family of Thescelosaurus emerges from safety to forage in the forests of the Hell Creek Formation, 66 million years ago. Credit Anthony Hutchings Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND 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.