Fourth Metatarsal <i>Australopithecus afarensis</i> (IMAGE) Arizona State University Caption This is the fossilized foot bone -- fourth metatarsal of Australopithecus afarensis (AL 333-160) -- recovered from Hadar, Ethiopia. Credit Elizabeth Harmon/Arizona State University Usage Restrictions with proper credit 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.