KNM-ER 992
Hominin fossil / From Wikipedia, the free encyclopedia
KNM ER 992 is a 1.5 million years old fossilized lower jaw discovered by Richard Leakey in 1971 at Lake Turkana, Kenya. The mandible was considered by C. Groves and V. Mazak to be the holotype specimen for Homo ergaster.[1][2][3]
Quick Facts Catalog no., Species ...
Catalog no. | KNM ER 992 |
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Species | Homo ergaster |
Age | 1.5 million years |
Place discovered | Koobi Fora, Kenya |
Date discovered | 1971 |
Discovered by | Richard Leakey |
Originally thought to be Homo habilis; reclassified as Homo ergaster in 1975 |
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