KNM ER 992

KNM ER 992
KNM ER 992 replica
Catalog no. 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 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]

See also

References

  1. Heslip, Steven (2001). "Homo ergaster". Michigan State University. (broken link)
  • Media related to KNM ER 992 at Wikimedia Commons
  • "Homo ergaster lower jaw cast". Australian Museum. 2001. Retrieved March 13, 2011.
  • "Images of KNM ER 992". The Smithsonian Institution. Archived from the original on July 11, 2006. Retrieved 2006-07-14.
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