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Unformatted text preview: ANT 2511 April 11 th 2011 1. The Genus- Homo Hominids in transition- Australopithecus- to homo- Encephalization- - Changes took place betwe en 3-2.5 mya 2. Early homo- Similar in body plan to a ustrlopiths but bigger brain a nd s m aller chewing complex 2 species- Homo Habilis and Homo rudolfensis 3. Homo Habilis Widely distributed Found in Tanzania, Kenya, Ethiopia, Malawi, a nd South Africa Fossil dates range from 2.4 to 1.6 mya First discovered by the Leakeys at Olduvai George, Tanzanis in 1960 Nam ed Handy Man. Thought to be the first stone tool us er until A. garhi ca m e along OH 7- type specimen from Olduvai Geroge, 1.75 mya Sm aller brain australopithecine was first to invent then brains got bigger as they us ed tools 4. OH 24 Twiggy Discovered in Tanzania in 1968 1.8 mya Larger brain( 631 cc m e a n across species ) Less prognathic than a ustralopiths Sm aller chewing complex m akes the m less prognathic Gracile 5. KNM-ER 1813...
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- Spring '08