Borealopelta markmitchelli (image) Cell Press Share Print E-Mail Caption An illustration of the 110-million-year-old Borealopelta markmitchelli discovered in Alberta, Canada. Credit Courtesy of the Royal Tyrrell Museum of Palaeontology, Drumheller, Canada Usage Restrictions Credit Required. Share Print E-Mail 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.