Finding Time
Geological time: Eras and Periods
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CAINOZIOC
CAMBRIAN
CARBONIFEROUS
CRETACEOUS
DEVONIAN
JURASSIC
MESOZIOC
ORDOVICIAN
PALAEOZIOC
PERMIAN
PRECAMBRIAN
QUATERNARY
SILURIAN
TERTIARY
TRIASSIC
| U | C | M | E | S | O | Z | I | O | C | H | Q | H | T | I |
| R | C | R | E | T | A | C | E | O | U | S | G | Z | E | I |
| T | H | A | N | A | I | R | U | L | I | S | E | F | R | N |
| N | A | P | R | E | C | A | M | B | R | I | A | N | T | S |
| A | C | P | A | B | W | A | U | S | Z | R | W | H | I | D |
| Y | Q | A | U | L | O | R | D | O | V | I | C | I | A | N |
| T | R | Z | I | H | A | N | U | E | T | A | O | D | R | Y |
| R | P | A | C | N | G | E | I | F | V | I | M | V | Y | O |
| I | E | A | N | P | O | Q | O | F | H | O | J | W | W | J |
| A | R | F | S | R | I | Z | B | Z | E | Z | N | L | T | I |
| S | M | A | D | O | E | T | I | J | I | R | Z | I | B | E |
| S | I | U | L | N | P | T | N | O | N | O | O | K | A | L |
| I | A | V | Z | U | H | W | A | Y | C | G | C | U | Y | N |
| C | N | C | I | S | S | A | R | U | J | U | X | X | S | L |
| F | K | C | Y | A | Z | K | R | J | Q | J | V | Y | M | W |
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