Definition of Devonian age. Meaning of Devonian age. Synonyms of Devonian age

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Definition of Devonian age

Devonian age
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.

Meaning of Devonian age from wikipedia

- The Devonian (/dəˈvoʊni.ən, dɛ-/ də-VOH-nee-ən, deh-) is a geologic period and system of the Paleozoic era during the Phanerozoic eon, spanning 60.3 million...
- the end of the Emsian age. The Middle Devonian epoch is subdivided into two stages: Eifelian and Givetian. In the middle Devonian the armored jawless fish...
- time in particular the Devonian, which has been dubbed the "age of fishes" for the many changes during that period. The Late Devonian extinctions pla**** a...
- years ago, at the boundary between the Frasnian age and the Famennian age, the last age in the Devonian Period. Overall, 19% of all families and 50% of...
- The Early Devonian is the first of three epochs comprising the Devonian period, corresponding to the Lower Devonian series. It lasted from 419.2 ± 3.2 to...
- The Orcadian Basin is a sedimentary basin of Devonian age that formed mainly as a result of extensional tectonics in northeastern Scotland after the end...
- approximate to the Lower, Middle and Upper divisions of the Devonian. Rocks of probable lower Devonian age are exposed near Yesnaby, on western Mainland. A ridge...
- deposits and from quartz veinlets in a weathered I-type granite pluton of Devonian age. Many tektites were found in the alluvial gravels at Mafeking. There...
- except the conifers and flowering plants. Fossil stoneworts of early Devonian age that are similar to those of the present day have been described from...
- hills. Numerous ****s of different lithologies largely of Devonian age but some of Carboniferous age and with a generally NE-SW alignment occur throughout...