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单词 Devonian period
释义 Noun: Devonian period
  1. From 405 million to 345 million years ago; preponderance of fishes and appearance of amphibians and ammonites
    - Devonian, Age of Fishes

Type of: geological period, period

Part of: Palaeozoic [Brit, Cdn], Paleozoic, Paleozoic era

Encyclopedia: Devonian period

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