bn:00001947n
Noun Named Entity
Categories: Geological periods, Articles with short description, Geology of Devon, long volume value, Devonian
EN
Devonian  Devonian period  Age of Fishes  Devonian Era  Eifelian Stage
EN
From 405 million to 345 million years ago; preponderance of fishes and appearance of amphibians and ammonites WordNet 3.0
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EN
From 405 million to 345 million years ago; preponderance of fishes and appearance of amphibians and ammonites WordNet 3.0
The period from 405 million to 345 million years ago; characterized by preponderance of fishes and appearance of amphibians and ammonites Open English WordNet
The Devonian is a geologic period and system of the Paleozoic era, spanning 60.3 million years from the end of the Silurian, 419.2 million years ago, to the beginning of the Carboniferous, 358.9 Ma. Wikipedia
A geologic period Wikipedia Disambiguation
Geologic period and system of the Paleozoic Era. Wikipedia Disambiguation
Fourth period of the Paleozoic era Wikidata
The Devonian period. Wiktionary
Devonian period. Wiktionary (translation)