Close up Gangtoucunia aspera mouth region (IMAGE) University of Oxford Caption Caption: Close up photograph of the mouth region of Gangtoucunia aspera showing the tentacles that would have been used to capture prey. 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.