Xuchang 1 and 2 Crania (IMAGE) Chinese Academy of Sciences Headquarters Caption The Xuchang 1 (A, superior view) and 2 (B, posterior view) crania. Credit Image by WU Xiujie 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.