The most common and most likely answer to this crossword clue is the 8 letter word CAMBRIAN which also is the latest solution we found used in New York Times in 1960.
Time period, 500 million years ago crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters |
|---|---|---|
| CAMBRIAN | 100 % | 8 |
Words with a meaning similar to the clue: Time period, 500 million years ago
These words may or may not be a possible solution to this crosswords clue.- ordovician
- cambrian
- mississippian
- phanerozoic
- jurassic
- archean
- pennsylvanian
- cambrian period
- ordovician period
- devonian
- permian
- quaternary
Crossword Answer definitions
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution