Fossil Teeth (IMAGE) Advanced Science Research Center, GC/CUNY Caption High resolution CT scans of an assortment of fossilized teeth and jaw bones of Purgatorius. Credit mage courtesy of Gregory Wilson Mantilla and Stephen Chester Usage Restrictions For use only in conjunction with stories on this research 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.