ANTHR101 Lecture Notes - Lecture 13: Sagittal Crest, Lomekwi, Australopithecus Sediba

• School: University of Alberta
• Department: Anthropology
• Course: ANTHR101
• Professor: Francois Larose

Document Summary

Human evolution continued : proto hominins (early hominins), the definite hominins, australopithecines (4. 5-2. 4 million years ago, anamnesis (4. 4-4, afarensis (4-3, africanus (3-2. 4, garhi (ca. Small brain size (350cc to 450cc) humans are about 4500cc: gradual increased body size (1. 0m to 1. 5m): better chance to protect themselves from predators, reduction of front teeth: don"t have the large canines. Sexually dimorphic: still significant differences in size between males and females: possible osteodontokeratic culture: may have used these natural materials as tools and weapons. Larger brain size (500-550 cc: very large molars and premolars.