noun
from 405 million to 345 million years ago; preponderance of fishes and appearance of amphibians and ammonites
• Syn: ↑Devonian, ↑Age of Fishes
• Instance Hypernyms: ↑period, ↑geological period
• Part Holonyms: ↑Paleozoic, ↑Paleozoic era
Useful english dictionary. 2012.