Palorchestes Illustration (image) University of Exeter Caption Palorchestes azael. A marsupial similar to a ground-sloth. Weight: approx 500 kg. Credit Copyright Peter Schouten Usage Restrictions Artist must be credited: copyright Peter Schouten 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.