MOSASAUR (IMAGE) University of Cincinnati Caption THE WAKAYAMA SORYU (BLUE DRAGON) WAS A MOSASAUR THE SIZE OF A GREAT WHITE SHARK THAT LIVED 72 MILLION YEARS AGO OFF WHAT IS NOW JAPAN. Credit TAKUMI Usage Restrictions NONE 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.