Artist's Depiction of <I>Asilisarus</I> (IMAGE) U.S. National Science Foundation Caption After the ancient extinction, some animals, like Asilisaurus, had more restricted ranges. Credit Marlene Donnelly/Field Museum of Natural History 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.