Chiton Tooth (IMAGE) University of California - Riverside Caption A single chiton tooth, showing the magnetite cusp. Credit Kisailus Biomimetics & Nanostructured Materials Lab Usage Restrictions With credit to: Kisailus Biomimetics & Nanostructured Materials Lab at UC Riverside 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.