Sentit | From 405 million to 345 million years ago; preponderance of fishes and appearance of amphibians and ammonites. | |
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Espècimen de | període | A unit of geological time during which a system of rocks formed |
Part de | Paleozoic | From 544 million to about 230 million years ago |
Anglès | Devonian, Devonian period, Age of Fishes | |
Espanyol | devónico |
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