ANT101H5 Lecture Notes - Lecture 14: Brain Size, Hyoid Bone, Prepared-Core Technique
Document Summary
Considered to be characteristic tool of h. heidelbergensis. 300/200, 000 ya common by 100,000 ya. Stemmed points composite tools, hafted spears, knives, scrapers. Carefully preparing stone core then producing finished implement with a single blow. Detach flake of predetermined size and shape. Hafting / composite tools: attaching small stone bifaces and flakes to handles of wood, spears and knives. Foreign raw materials: stone > 300 km from source. Yellow and red pigments (iron oxide: common in africa, good indication of rituals. Long low vault: receding forehead, prominent brow ridges, no chin, derived, curved brow ridges. Large brain (attributed to cold weather: unique, mid-face projection (cold adaptation, occipital bun (to hold up weight of large nose and teeth, powerful jaw. Large anteriour teeth (thought they would use teeth for uses other than eating as well, eg: tying, holding hides, etc. ) Large wide nose (cold adaptation, to allow heat and humidifcation of cold air)
