IB35ACS Study Guide

6 mya oldest known evidence of bipedalism at the time

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Unformatted text preview: area is evidence of increases in social interaction and communal activity ● Koobi Fora, Kenya ○ H. habilis and H. erectus coexisted at this location for a time ○ Oldowan tools have been discovered near Lake Turkana ○ early Acheulean tools ● KNM WT 15000 (West Lake Turkana, Kenya): “Turkana Boy”, most complete early human skeleton discovered, 11- 12 years old at death ● Daka, Ethiopia: Daka Calvaria: a skull cap with the cranial base and 995 cc cranial capacity large assortment of Acheulean industry stone tools, and several hundred animal fossils ● Dmanisi, Georgia: primitive stone tools, found species primitive in its skull and upper body but with relatively advanced spines and lower limbs. They are now thought to represent a stage soon after the transition from Australopithecus to Homo erectus. ● Archaeology ○ 2.6- 1.5 mya: Oldowan ○ 1.5- 1.7 mya: first appearance of Acheulean tools (shaped on both sides, defined) ○ change in archaeology corresponds with appearance of H. erectus ● Firsts of H. erectus ○ appea...
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