Prionotropis rhodanica Uvarov, 1923 (image) University of Helsinki Share Print E-Mail Caption Prionotropis rhodanica Uvarov, 1923, the Crau Plain Grasshopper, critically endangered and exclusive to southern France. Threatened by habitat loss including road construction. Credit Axel Hochkirch Usage Restrictions None 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.