Dicynodont fossil skull (IMAGE) Field Museum Caption Left side of the skull of the dicynodont Dolichuranus (NMT RB554) from Tanzania. The large tusk is visible at the lower left of the specimen. Photo by K. Angielczyk. Credit Ken Angielczyk Usage Restrictions Please include credit License Original 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.