hominid.gallery Atlas · Edition 2026
7,000,000 years Live data
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Early Homo

Homo ergaster

1.9–1.4 Ma·500 ka·Discovered 1975
Location
East Africa, especially Lake Turkana
Coordinates
4.070, 36.200
Brain
850 cc
Height
175 cm

Description

The Turkana Boy is a near-complete 1.6-Ma skeleton. Many regard it as African H. erectus.

Notable facts

  • The Turkana Boy was 1.60 m tall at age 8-12
  • First hominin with modern body proportions
  • Likely inventor of the Acheulean handaxe
  • Would have reached ~1.85 m as adult

Key specimens

KNM-WT 15000
"Turkana Boy"
Near-complete skeleton of a juvenile, found in 1984 by Kamoya Kimeu. Most complete early Homo skeleton ever found.

Anatomy

Modern body proportions: long legs, narrow pelvis, tall and slender.

Locomotion

Efficient long-distance walker/runner.

Diet

High-quality with increasing meat.

Tools & culture

Early Acheulean (Mode 2) bifacial handaxes.

Where to see it

Nairobi National Museum.

Media & references

KNM-WT 15000 (Turkana Boy) skull · Unità di Antropologia, Università di Pisa · CC-BY-4.0 · view on Sketchfab ↗