Artist's impression (IMAGE) University of Edinburgh Caption Reconstruction of a Paleocene periptychid condylarth, an ungulate-like mammal that lived around 65 million years ago Credit Sarah Shelley Usage Restrictions None 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.