Horn Core of a Fossil Springbok (IMAGE) University of Utah Caption The horn core of a fossil springbok, an antelope known only from southern Africa today but which occurred in the early Middle Stone Age sites in the Olorgesailie Basin. Credit Tyler Faith Usage Restrictions non commercial with attribution 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.