KNM-OG 45500
Exhibit Item
Site:
Olorgesailie, Kenya
Year of Discovery:
Discovered by:
A team led by Richard Potts
Age:
About 900,000 years old
Species:
Homo erectus
A 62-year search
This browridge is part of a braincase discovered by a Smithsonian team at Olorgesailie, a site known since 1942 for abundant stone tools. The discovery, made 62 years after research began there, is the first early human fossil known from Olorgesailie.

The frontal bone, including the brow ridge, of the hominin skull from Olorgesailie (KNM-OG 45500). Scale = 1 cm.
(Jennifer Clark & Richard Potts, Human Origins Program)