About The Word Silurian period
Learn about the word Silurian period to help solve your crossword puzzle. Discover Silurian period definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.
Silurian period
| Silurian period Definition And Meaning |
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What's The Definition Of Silurian period?
[n] from 405 million to 425 million years ago; first air-breathing animals
Synonyms | Synonyms for Silurian period: Silurian Related Terms | Find terms related to Silurian period: See Also | geological period | Paleozoic | Paleozoic era | period |
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