ANTH100 Lecture Notes - Lecture 1: Paranthropus Aethiopicus, Australopithecus, Tugen Hills

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1 Feb 2015
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ANTH100 Full Course Notes
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No post-cranial remains found, and so it may not walk. Derived and primitive dentition (canines similar to recent species) Found: 2000, tugen hills in kenya by brigitte senut and martin pickford. The pre-australopith recognized as having best evidence to establish it as. Bay/lake turkana (more later found by tim white) Bipedal but long arms show climbing potential. Face is broad and flat (derived trait) Teeth are smaller and not sexually dimorphic. Found: 1992 by tim white in the. Sciatic notch is present associated with bipedalism. 1st found in 1974 in hadar depression by. Bipedal (femur slants inward and footprints found in volcanic ash (3. 5 mya) 3 years old, but only 75% of max brain size (instead of chimp"s 90% by age 3). Hyoid bone preserved (where muscles attach to larynx) indicated vocals were more like apes not humans. Really big sagittal crest (ridge on top of skull associated with chewing) indicated diet of tough foods.

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