Group
Geology
Formations: Koobi Fora (13)
Lithologies: claystone (2), siltstone (3), sandstone (2)
Paleoenvironments: deltaic indet. (1), fluvial indet. (1), wet floodplain (2), dry floodplain (1), fluvial-deltaic indet. (1), lacustrine - small (2)
Age range: Piacenzian or 3.60000 to 2.58000 Ma