Teeth (IMAGE) University of Vienna Caption Teeth of the new hybodontiform shark Durnonovariaodus maiseyi from the Upper Jurassic Kimmeridge Clay Formation of England Credit (© Sebastian Stumpf) Usage Restrictions None 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.