<em>Dickinsonia</em> (IMAGE) University of California - Riverside Caption A Dickinsonia fossil animal of the Ediacaran era. Credit Credit: Verisimilus (CC BY 3.0) 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.