Geologic Time Scale

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Across
  1. 4. The first Time
  2. 6. The largest section of time
  3. 8. Era known because of dinosaurs
  4. 9. The era we live in
Down
  1. 1. The second largest section of time
  2. 2. The second smallest section of time
  3. 3. First era of the Cambrian time
  4. 4. The eon which we currently live in
  5. 5. What normally ends an era
  6. 7. The smallest section of time