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AN102 3-5-14.docx

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Department
Anthropology
Course
CAS AN 102
Professor
Kevin Langergraber
Semester
Spring

Description
AN102 3­5­14 EARLY HOMINIMS • 8­7 mya­ Forests shrink.  Hominids emerge.  Main difference from other  hominoids: bipedalism.  • 4­2 mya­ Hominids diversify in East and South Africa • Early hominid characteristics o Bipedal o Small canines o Large molars o Thick tooth enamel • Late hominid characteristics o Large brains o Slow development o Prolonged infant dependence o Material culture • Earliest humans: o Sahelanthropus tchadensis  Chad  6­7 mya  Nearly complete cranium  Flat face  Small, unaligned canines  Bipedal  Foramen magnum (in a forward anterior position in biped
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