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