Triassic Illustration (image) University of Washington Share Print E-Mail Caption In this artist rendering, Teleocrater, an early dinosaur relative, is shown feeding on Cynognathus, while hippo-like dicynodonts look on. All of these animals lived in the mid-Triassic of Tanzania, about 240 million years ago. Credit Mark Witton/Natural History Museum, London. Usage Restrictions Image credit required. 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.