Peninj
Peninj is a pre-historic site located in Pinyinyi ward of Ngorongoro District in Arusha Region, Tanzania Tanzania (; ), officially the United Republic of Tanzania ( sw, Jamhuri ya Muungano wa Tanzania), is a country in East Africa within the African Great Lakes region. It borders Uganda to the north; Kenya to the northeast; Comoro Islands .... This the site where the Peninj Mandible was discovered in 1964. References {{Arusha-geo-stub Ngorongoro District ...
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Peninj Mandible
The Peninj Mandible(Peninj 1), also called Natron mandible, is the fossilized lower jaw and teeth of an australopithecine specimen, likely that of '' Australopithecus boisei'' or a similar population. It was discovered in West Lake Natron, in Ngorongoro District of Arusha Region of Tanzania by Kamoya Kimeu, Glynn Isaac, and Richard Leakey in 1964. This mandible (jaw) is estimated to be 1.5 million years old and it is characterized as having a robust build with large molars and reduced incisors. The specimen is believed to be an adult male. Discovery Peninj 1 was found in 1964 at a site in Tanzania called Peninj, west of Lake Natron and about 80 km (50 miles) from Olduvai Gorge, a major paleoanthropological site. On the 11th of January, fossil hunter Kamoya Kimeu was crossing the western side of Lake Natron as part of a team led by Richard Leakey when he discovered the mandible buried in ancient volcanic ash ''in situ.'' Later that year, Louis Leakey, his wife Mary Leakey a ...
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