Fossilized Caudal Vertebra of Mukawaryu (image) Hokkaido University Share Print E-Mail Caption This image shows the fossilized caudal vertebra of Mukawaryu found July 2013 in Mukawa town, Hokkaido, Japan. Credit Hobetsu Museum/The Hokkaido University Museu? Usage Restrictions This image is copyrighted and can be used for reporting this press release if properly credited. Share Print E-Mail 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.