Geological time Puzzle

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Across
  1. 3. / 4.0-2.6 gya
  2. 5. Era / Life begins to appear
  3. 8. / Pangea splits
  4. 9. / 199.6 mya-145.5 mya
Down
  1. 1. / 1st eon
  2. 2. age of the early dinosaurs
  3. 4. / period that starts in 65 mya and ends in the present
  4. 5. / 545 mya-now
  5. 6. / 2.6 gya-545 mya
  6. 7. time / Formation of the first supercontinent