<em>Arvinachelys goldeni</em> Color-Coded Skull (VIDEO) University of Utah This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption A CT scan of Arvinachelys goldeni's skull is shown. Most ancient turtle species' fossil remains consist of nothing more than an isolated skull or shell. The new specimen includes both the skull and the shell, thereby filling an important gap in understanding the evolution of turtles. Credit Joshua R. Lively 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.