KNM ER 992

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KNM ER 992
Fossilized lower jaw of Homo ergaster (catalog number KNM ER 992).jpg
Catalog number KNM ER 992
Species Homo ergaster
Age 1.5 mya
Place discovered Koobi Fora, Kenya
Date discovered 1975
Discovered by Richard Leakey

KNM ER 992 is a 1.5 million years old fossilized lower jaw discovered by B. Ngeneo in 1971. The mandible was considered by C. Groves and V. Mazak Koobi Fora, Kenya to be the holotype specimen for Homo ergaster. [1]

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References[edit]

  1. ^ Heslip, Steven (2001). "Homo ergaster". Michigan State University. 

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