Sample Collection (IMAGE) University of Texas at Austin Caption Scientists collecting rock samples for dating the sediments at Nakwai, Kenya, where the Alophia was discovered. Credit Reproduced with the permission from Proceedings of the National Academy of Sciences USA. Usage Restrictions Journalists may use article’s original figures. All figures must be cited as reproduced with the permission from Proceedings of the National Academy of Sciences USA. License Licensed 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.