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Out of Africa: The Genus Homo

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Julie Jenkins

on 9 October 2014

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Transcript of Out of Africa: The Genus Homo

Out of Africa: The Genus Homo
H. Habilis & H. Rudolfensis

What relationship does H. Habilis have with H. Erectus?


2-1 mya

hunting/gathering, long legs, long distance walking, endurance, larger cranial capacity
Where was H. Erectus on the food chain?
How does H. Florensis challenge this claim?
Out of Africa: AMH
110,000 BP
Archiac H. Sapiens
-Heidelbergensis?
-Neandertal?
Were Neadertals unintelligent and unsuccessful as a species?
What relationship does Neandertal have with H. Sapiens Sapiens?
Why is this image problematic?
"The March of Progress"
Anatomically Modern Human
Total Replacement Model
vs Partial Replacement Model
Interbreeding with Neandertal - 80,000-50,000 years ago
--Middle East, then Europe & Asia
Interbreeding with Denisovan
--lived in Asia 400,000-50,000 years ago
Multi-Regional Model
We know this is incorrect b/c
-Fossil evidence
-Genetic Evidence
-"mitochondrial Eve"
-measured variation in mtDNA within different populations
-variation greatest among populations in Africa
Debates about "Behavioral Modernity"
"Creative Explosion" 40,000 years ago??
Blombos Cave, southern Africa
73,000 years ago
Pinnacle Point, southern Africa
165,000 years ago
Apollo 11, southern Africa
26,000-28,000 years ago
Why did this cover of Newsweek create a controversy?
Why has the evidence of AMH's from Africa as fully formed difficult to accept?
-social evolutionary theories
-biological racism/social darwinism
-poor understanding of the evolutionary process

--different environments are going to necessitate different kinds of technologies
--doesn't correspond to mental capacity
Gatherers & Hunters
-Why did scientists assume that women couldn't hunt?
How should we interpret the Venus statues?
Who "discovered" the Americas?
Kennewick Man
9,000 years ago

Clovis Peoples
13,200 - 11,900 years ago
pre-Clovis
15,000 years ago
Full transcript