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