ANTH 225 Chapter Notes - Chapter 11: He County, Transitional Fossil, Acheulean
24 Oct 2017
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East africa - clear presence of homo erectus by 1. 7 mya some anatomical differences between the african specimens and those from asia all closely related changes in limb proportions greater encephalization major adaptive shift had taken place. 1. 7 mya oldest known member cranial capacity - 848 cm skull smallest cranium. 1. 5 mya cranial capacity - 691 cm shows more gracile features possibly female and that variation indicates a very high degree of sexual dimorphism. Nariokotome small piece of skull most complete h. erectus skeleton ever found. 1. 6 mya an adolescent about 8 years of age. 5"3 full adult stature - 5"4 - 5"9 modern human spine and rib cage shape were already present cranial capacity - 880 cm adult cranial capacity - 909 cm. 1. 4 mya well-preserved cranial vault cranial capacity - 1,067 cm browridge is huge walls of the branches are relatively thin.
