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