noun
a period of the Paleozoic era, from about 416 to 359 million years ago, known for its diverse marine life and the first appearance of many types of fish
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The Devonian period is known for the diversification of fish and the first appearance of forests on land.
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Did you know that the Devonian period was when fish started to become more diverse?
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The Devonian era was like the fish party era, you know what I mean?
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Just like the Devonian period marked a new beginning for life on Earth, this project marks a new chapter for our team.