Ancient Clam Shells from the High Arctic (IMAGE) UiT The Arctic University of Norway Caption The two clam species that dominated the fossil community in the High Arctic: (a) Phreangena s.l. and (b) Isorroprondon sp. Credit Photo: William L. Locke Usage Restrictions Credit, no derivatives 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.