ANTH 1001H Lecture Notes - Lecture 5: Temporal Lobe, Sagittal Crest, Acheulean

• School: Trent University
• Department: Anthropology
• Course: ANTH 1001H
• Professor: Lohmann Roger

Document Summary

Ancestral to african great ape, 5 mya. Hominins walk with a striding gait, big toe no longer divergent. Reduced prognathism indicates reduction in relying on polygyny. Ardipithecus(5. 8-4. 4 mya, east africa)- ardipithecus means ground ape. Paranthropus(2. 7-1. 2 mya, east africa)- paranthropus means almost human. Australopithecus(4. 2-2. 1 mya, e & s africa)- australopithecus means southern ape. Appear to have lived in savannas, grasslands. Their cranium looks much like a modern ape. Species: a. anamensis(4. 2-3. 9 mya, e africa, a. afarensis(3. 85-2. 95 mya, e africa, a. garhi(ca, 2. 5 mya, e africa, a. africanus(3. 3-2. 1 mya, s. africa) Larger canine than modern humans, not larger than apes. Species: h. habilis(2. 4 mya, e&s africa, 680 ml) H. erectus (1. 89 mya-143,000ya, africa & asia, 980 ml: h. sapiens(200kya-present, global, 1300-1400ml) Larger brain than australopithecine, less prognathic than australopithecine. Conical shape of ribcage unlike modern humans. Brain shape shows growth in area associated with language. 1st hominin to move out of africa to asia & europe. Acheulean tool tradition-hand axes, choppers & flakes.