Fossil sea lily (IMAGE) Field Museum Caption The newly-discovered Athenacrinus broweri, a sea lily that lived 480 million years ago. The arrows drawn on the fossil point out some of its long, skinny arms. Credit (c) Field Museum, Kate Golembiewski Usage Restrictions Please include credit to: (c) Field Museum, Kate Golembiewski 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.