ATH 351-01

The Hobbit

  • H.floresiensis traits
    • very small body & brain (417cc)
    • humerus head rotation incomplete
    • large feet
    • ape-like wrist (pyramidal trapezoid)
    • short legs
    • large premolars
    • flaring iliac bones
    • orthognathous skull
  • LB1: type specimen 18kya

the long foot

  • primitive & modern traits
    • foot length: 196mm (~ chimp, > human)
    • long, robust, curved toe bones
    • lack of well-defined arch (flat foot)
    • fully adducted hallux, but short
  • slow biped

Phylogenetic position

  • H. floresiensis ancestry??
    • H. erectus
    • H. habilis
    • A. afarensis
    • other

Homo Sapiens

Asia: Tianyuan Cave CN

H. sapiens autapomorphies

  • globular cranium
  • high vertical forehead
  • small, orthognathic face
  • canine fossa
  • small teeth
  • chine (mental eminence)
  • cranial capacity ~1350cc

Basicranial flexure: language

skeletal features

  • tall, slender body
  • gracile skeleton
  • thin bones
  • long limbs
  • thorax barrel-shaped
  • pelvis: vertical iliac blades
  • low level sexual dimorphism
  • long lifespan

upper paleolithic tool cultures

  • Aurignacian
  • Gravettian
  • Solutrian
  • Magdalenian

Upper paleolithic culture (Klein: Cultural Revolution Hypothesis)

  • carvings
  • “Venus” figurines

African cultural origin

  • Brooks & McBrearty: cultural evolution hypothesis
  • Blombos cave, S. Africa

H.sapiens in America

Origin of Agriculture

  • Mesolithic Transition
  • Neolithic Revolution
    • centers of origin
    • domestication
      • local plants & animals
        • Cyprus: small suids (pigs)

Summary

  • Africal origin
  • tall gracile skeleton
  • round smooth skull
    • large brain, short face, small teeth
  • upper Paleolithic tool cultures
  • migration to AU, N. America
  • art
  • agriculture
  • state formation

 

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