Geologic Time Puzzle

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Across
  1. 2. The precambrian eon icludes the___ eon
  2. 6. ___First era of the Phanerozoic eon
  3. 9. ___The period that witnessed the origin of life
  4. 10. Known as the ___ era in Triassic, Jurassic, and Cretaceous
  5. 11. An event during the ___ period
Down
  1. 1. Characterized the pleistocene epoch in the___ era
  2. 2. The___ epoch in the cenozoic era
  3. 3. The most recent period in the cenozoic___
  4. 4. The latter part of the Precambrian eon
  5. 5. The supercontinent during the ___ era
  6. 7. The mesozoic era, especially the ___period
  7. 8. Dawn of multicellular life: This event marked thebegiining of the ___ period