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Homo ergaster: KNM-ER 3883

  • Geologic Age:

    1.5 Ma

  • Discovery Date:

    1976

  • Discovered By:

    Richard Leakey and M. Muluila

  • Discovery Location:

    Area 1, Koobi Fora, Kenya

  • Specimen Age:

    Adult

  • Sex:

    Male

    KNM ER 3883 is most likely an adult male of the species Homo ergaster. Most of the facial skeleton is missing although the neurocranium is fairly complete. The cranium is long and low with postorbital construction present. The zygomatic bones are massive along with a fairly large face.

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