Homo ergaster

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Homo ergaster
Temporal range: Pleistocene
A Homo ergaster skull
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Primates
Family: Hominidae
Genus: Homo
Species: H. ergaster
Binomial name
Homo ergaster
Groves & Mazak, 1975

Homo ergaster ("working man") is an extinct hominin species (or subspecies, according to some authorities) which lived throughout eastern and southern Africa between 1.9 to 1.4 million years ago with the advent of the lower Pleistocene and the cooling of the global climate.