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Approximate age:1,860,000 years old=average of minimum (1.78 Ma) and maximum (1.94 Ma)
Date based on: K-Ar See map of sites with similar ages
Dating reference: Feibel, C. S., Lepre, C. J., & Quinn, R. L. (2009). Stratigraphy, correlation, and age estimates for fossils from Area 123, Koobi Fora. Journal of human evolution.
Hominids: Homo habilis Homo erectus (early erectus/ergaster) Homo
Archaeology:Oldowan/undiagnostic
Important specimens: KNM-ER 1813
Notes: Area 123 is not readily placed in either the KBS Member or the Tulu Bor Member because the KBS tuff, the stratigraphic boundary between these units, is not present in the area.
Location: Area 123, Bura Hasuma region, KBS Member or Upper Burgi Member, Koobi Fora Formation, East Lake Turkana, Kenya
Map location/coordinates reference:
Key references:
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