ATH 352-01

Prosimians

ancestral (primitive) traits

  • tapetum (nocturnal eyes – reflective)
  • moist rhinarium
  • special scent glands
  • bicornuate uterus (split/two-part)
  • four nipples
  • baculum (penis bone)
  • incomplete bony orbital ring
  • small brain
  • claws on some digits

Tarsier

  • anthropoid traits
    • color vision (nocturnal)
    • dry nose
    • bony wall behind orbit
    • completely carnivorous

prosimian dentition highly variable

  • anterior maxillary dentition
  • mandibular dentition
  • dental comb always present

prosimian behavior

  • insectivory, gummivory
  • nest building
  • baby parking
  • female dominance
  • minimal sexual dimorphism
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