<i>Odontaster validus</i> (IMAGE) University of Barcelona Caption This disease attacks the tissues of the epidermis and causes areas of discoloration (white spots), ulcerations and inflammation of tissues as deep as the subepithelial level. Credit UB-IRBio Usage Restrictions The image may only be used with appropriate caption or credit. 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.