Uraha Hill , a northern paleoanthropological site Malawi, known for the discovery of an ancient human (genus) jawbone Homo ) 2.4 million years ago (mya). It resembles specimens between 1.9 and 1.8 mya from Koobi Fora , Kenya. The Uraha Hill specimen is one of the oldest occurrences of the genus Homo and fills the geographic gap between east and locations South Africa .
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No stone tools are known from the stratigraphic layer containing this specimen. Animal fossils found at the site show a pattern of habitat change between about 4 and 1.5 Mya. Particularly noticeable is a shift from about 2.8 mya as the climate became drier and cooler. This drying trend increased by about 2.5 mya as the grasslands grew.