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