High Resolution Micro-CT (image) University of Vienna Share Print E-Mail Caption High resolution micro-CT images reveal the same unique tooth histology in great white sharks and the 160 million years old shark Palaeocarcharias stromeri. Credit © Patrick L. Jambura Usage Restrictions The image may only be used with appropriate caption or credit. 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.