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
| G | O | C | O | I | Z | O | S | E | M | J | X | H | U | J |
| X | S | I | L | U | R | I | A | N | D | N | S | T | Z | F |
| N | Q | U | A | T | E | R | N | A | R | Y | X | C | Q | I |
| X | A | G | O | F | E | W | O | P | D | D | V | O | R | D |
| Q | A | I | S | R | S | R | C | W | H | Q | L | I | S | T |
| Q | X | N | N | D | E | N | T | Y | Q | K | U | Z | U | U |
| P | Y | J | Q | O | V | F | A | I | K | J | H | O | O | V |
| Z | F | X | I | I | V | G | I | I | A | Y | H | E | E | D |
| D | S | P | Z | C | Z | E | V | N | M | R | X | A | C | X |
| N | A | I | C | I | V | O | D | R | O | R | Y | L | A | H |
| T | R | I | A | S | S | I | C | O | A | B | E | A | T | S |
| I | X | N | A | I | R | B | M | A | C | E | R | P | E | P |
| Q | G | K | I | K | L | N | H | W | L | P | N | A | R | L |
| P | C | T | F | D | C | O | I | Z | O | N | I | A | C | W |
| Z | R | C | I | S | S | A | R | U | J | F | H | R | C | W |
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