Upper Premolar of Graecopithecus (IMAGE) University of Toronto Caption This is a 7.24 million year old upper premolar of Graecopithecus from Azmaka, Bulgaria. Credit Photo: Wolfgang Gerber, University of Tübingen Usage Restrictions None 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.