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more about devonian
devonian |
3 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Devonian \De*vo"ni*an\, a. (Geol.) Of or pertaining to Devon or Devonshire in England; as the Devonian rocks, period, or system. {Devonian age} (Geol.), the age next older than the Carboniferous and later than the Silurian; -- called also the {Age of fishes}. The various strata of this age compose the Devonian formation or system, and include the old red sandstone of Great Britain. They contain, besides plants and numerous invertebrates, the bony portions of many large and remarkable fishes of extinct groups. See the Diagram under {Geology}. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Devonian \De*vo"ni*an\, n. The Devonian age or formation. From WordNet r 1.6 [wn]: Devonian n : from 345 million to 405 million years ago; dominance of fishes and appearance of amphibians and ammonites [syn: {Devonian}, {Devonian period}, {Age of Fishes}]
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