ANT101H5 Lecture Notes - Lecture 12: Sahelanthropus, Foramen Magnum, Piltdown Man
Document Summary
Habitual bipedal locomotion e. g. eoanthropus dawsoni (piltdown man) Human bipedalism: forward foramen magnum, spine, lbasin pelvis, long lower limbs, valgus position, foot changes. Who were the earliest hominins: sahelanthropus tchadensis, chad 7-6 mya. Unique features not seen on miocene apes: ardepithecus, aramis, ethiopia 4. 4 mya (reassigned to 5. 8- Curved flexible fingers and toes: still tree climbing. Forward thrust of the face: large flaring cheek bones-ape like human like from the waist down bipedal: s spine; forward foramen magnum; basin shaped pelvis. Australopithecine has pelvis similar to modern human. Bipedal (4 2. 9 mya: afarensis. Stature 3 to 4 ft female by pelvis. At least 13 individuals, including 4 infants: fossilized footprints. Specific characteristics of a. afarensis (in comparison to the s. Small cranial capacity (aver 420cc) 310-500 cc. Ape-like teeth relatively large incisors relatively large canines (compared to modern humans) Ape like shaped dental arcade (parallel rows) Original find: raymond dart (1924) taung, south africa: taung child.
