Gangtoucunia aspera diagram (IMAGE) University of Oxford Caption Caption: Fossil specimen (left) and diagram (right) of Gangtoucunia aspera preserving soft tissues, including the gut and tentacle. Image credit: Luke Parry and Guangxu Zhang. Credit Luke Parry and Guangxu Zhang. Usage Restrictions Can be used with credit. License Original 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.