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Emergence of the Genus Homo - Coggle Diagram
Emergence of the Genus Homo
Origins of the Genus Homo?
Homo Hablis
2.8 - 1.5 mya.
Mainly East Africa (maybe South Africa too?).
3 Distinguishing Homo Hablis Traits:
Increased Cranial Capacity.
Smaller Teeth Overall.
More advanced precision grip.
Expanded Apical Tufts (distal phalanges).
Modern looking feet.
Fully adducted big toe.
Double arch.
Upper & Lower Jaws
Hadar, Ethiopia.
Very small teeth.
More 'modern' looking.
The Oldowan Industry
3.4 mya to 1.5 mya.
Simple chopping tools & simple flaking tools.
Evolving Hominin Body Proportions:
Intermembral Index
Measure hominid fossil body proportions.
Dual Inheritance Theory
Adaptives traits inherited through genes & social learning.
Biocultural Evolution
Biological + Technological Evolution.
Lithic Technology (Stone Tools)
Making sharp flake tools
Sutiable stone must be:
Very hard.
Very fine - grained.
Homogenous.