Authochthony and orientation patterns in Olduvai - Olduvai Gorge
Chapter 11: The Genus Homo. Brain size was about 750cc Homo habilus: “handy man”, Around 2 mya...
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Transcript of Chapter 11: The Genus Homo. Brain size was about 750cc Homo habilus: “handy man”, Around 2 mya...
Chapter 11: The Genus Homo
Brain size was about 750cc
Homo habilus: “handy man”, Around 2 mya (1.6-2.3), Primary finds at Olduvai Gorge and Lake
Turkana
Limbs more human like: arms shorter and legs longer
Teeth were not large like the other specimens of the same age (boisei)
Cutting: Buttering meat
Bashing: Breaking open long bones for marrow
Oldowan Tools
First tools or first stone tools?Implies greater cognitive ability
Behaviors?
• Hunting?• Scavenging• Homicide/cannibalism• Built simple huts: like bushmen today?• Larger home ranges• Probably nuclear family units: one male, one
(maybe more) females• Food sharing with kin• Seminomadic• Central place foraging?
Homo erectus
African Asian
Brain Bigger:about 1000cc
Teeth very human like
Skeleton Look more human like
(more robust)
"The Turkana Boy“ (early erectus)
Choppers: simpler with cutting edge (Africa and Asia)
Hand axes: symmetric biface(not in Asia, bamboo curtain)
Acheulean tools
Behaviors
• Big Game hunter (elephants and such)• Big packages of meat imply wider sharing networks
(kinship and reciprocity)• First Fire?• Choppers used to working skins (clothes making)• First to leave Africa (Europe and Asia)
– New Habitats
• Language?• Symmetry in tools implies special cognitive ability• Cultural?
Homo floresiensis