About The Word Silurian period

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Silurian period

Silurian period Meaning & Definition
Silurian period Definition And Meaning

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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