<em>Lystrosaurus</em> (IMAGE) California Academy of Sciences Caption A Late Permian scene features one of that period's famed extinction survivors, Lystrosaurus. Scene by Marlene Hill Donnelly. Credit © California Academy of Sciences and Marlene Hill Donnelly Usage Restrictions Images available for editorial use only. Please provide proper image attributions. 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.