Dorsal Side of Carapace (IMAGE) Smithsonian Tropical Research Institute Caption The fossilized shell of Cerrejonemys wayuunaiki measured about 1 meter across and was about 35mm thick. Credit Edwin Cadena Usage Restrictions Credit: E. Cadena 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.