ANT 101 Lecture Notes - Lecture 27: Anatomically Modern Human, Brain Size, Homo Floresiensis
Document Summary
Transition from early homo to h erectus geographically limited to africa and occurred rapidly. Transition of h. erectus into premodern humans. Not geographically limited but occurred slowly and unevenly. Transition from premodern humans to anatomically modern h sapiens. Discuss species of hominid groups where appropriate. homohabilis. Brain size stayed small for millions of years and recently began to expand in. Modern human body proportions were shown in homo erectus. What was the nature of transition from archaic to anatomically modern homo sapiens. Hypothesis: modern humans evolved as a new species between 200 and 150 kya in africa. Some populations left africa at 100 kya and spread throughout world. Neanderthals extinct became and not part of our ancestry. H. erectus and archaic modern humans in europe and asia replaced by african forms. Human evolution over the past 2 million years occurred within a single evolving lineage. Homo erectus archaic humans modern humans. 1st appeared in africa as h erectus.
