Site: Chemeron, Kenya
Year of Discovery:
Discovered by: A team led by Andrew Hill
Age: About 2.4 million years old
Species: Homo habilis
This right temporal bone, or ear region, from a 2.4-million-year-old skull may represent the earliest population of the genus Homo - the lineage to which our species belongs. The fossil comes from the Baringo Basin, in north-central Kenya.