Lorrainosaurus - Life reconstruction (IMAGE) Uppsala University Caption The oldest megapredatory pliosaur, Lorrainosaurus, in the ancient Middle Jurassic sea that covered what is to day northern France 170 million years ago. Credit Joschua Knüppe Usage Restrictions May only be published in connection to the research by Sachs et al. or after permission from artist. 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.