SMT Exam review

  1. Archicebus achilles
    • small monkey first appearing 55MM
    • evidence of opposable thumbs, finger nails, and flat face
  2. Sahelanthropus Tchadensis
    • 7mm years ago
    • first evidence of bipedal due to forward position of foramen magnum
  3. Orrorin Tugenensis
    • bone fragments 5.8 MM to 6.1 MM years
    • evidence of bipedalism due to femur
  4. What were the two bidpedal hominid species
    • Sahelanthropus Tchandensis - forward facing foramen magnum
    • Orrorin Tugenensis - femur
  5. Arditpithecus ramidus "Ardi"
    • 44 MM BP
    • lived in both the tree and ground
  6. Australopithecines
    expanded brain size 25%. Hands were well developed for tool making, thus was the first of the hominids for hunting and gathering
  7. What type of hominid species was Lucy?
  8. Australopithecus Sediba
    • 1.95 - 1.78 MM
    • the oldest predecessor before modern day humans and is referred to as the most "human like" species
  9. Homo Habilus
    the earliest human ancestor that is capable of speech, with aa brain size that is 30 - 40% larger than A. Africanus
  10. Homo Erectus
    • highly sophisticated motor skills, including fire usage 1MM yr. ago
    • first used of the hand ax
  11. What makes Neanderthals a separate species fromĀ Homo sapienĀ (AKA modern day humans)
    • They did not have a dominant chin
    • they had thicker and larger craniums with wider brow ridges
  12. Two types of dating methods
    • absolute -
    • dendrochronology, carbon - 14, archaemagnetism
    • relative dating -
    • relies on dating by referring to other dated objects ex) fossils
  13. What is Brian's Arthur's reason for subsystems
    • to overcome limitation, and simplify a growing complex world.
    • ex) machines, bureaucracies
Card Set
SMT Exam review
review for exam 1 includes chapter 1 - 3