Geologic Time

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Across
  1. 2. People dig them up to see what species it is
  2. 7. newborn/generation
  3. 8. Study of earths structure
  4. 10. upper right fingers
  5. 13. Species or family is extinct
  6. 14. two phalanges for flying
  7. 15. beneath the ulna
Down
  1. 1. shoulder to elbow
  2. 3. loose particles of rock
  3. 4. the bones before the phalanges
  4. 5. Era New life
  5. 6. Beneath the radius
  6. 9. Extinct animals with upright limbs
  7. 11. layers of rock
  8. 12. time order of events that happened