Anthropology 1026F/G Lecture Notes - Lecture 3: Homo Erectus, Richard Leakey, Punctuated Equilibrium
19 Mar 2015
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Week 3: september 25, 2013 (page 69-79, 80-94, 95-108) Modern human variation- the origin of anatomically modern homo sapiens; and are. Punctuated equilibrium: evolution of a group of related species from a common ancestors; the group of related species sharing the common ancestor is known as a. Anthropology- biocultural approach; balance the two as much as possible. Models of the evolution of anatomically modern humans. Two main models/ideas concerning evolutionary origins of anatomically modern. Homo sapiens: multiregional model (regional continuity model) Anatomically modern humans (amh) originated from long- established regional populations of earlier hominims that exist in various parts of the old world (africa, asia, europ). Maintain biological contact & gene flow provides continuity: beginning with the geographic expansion of homo erectus from africa to other parts of the old world just under 2 million years ago. In this model: neandertals would be considered ancestral to modern european/middle eastern populations.
