Dicționar Român. 2013.
Givetian Stage — ▪ geochronology uppermost of the two standard worldwide divisions of Middle Devonian (Devonian Period) rocks and time. Givetian time spans the interval between 391.8 million and 385.3 million years ago. It was named for exposures studied… … Universalium
givetian — gi·ve·tian … English syllables
givetian — zhə̇ˈvēshən, vāsh adjective Usage: usually capitalized Etymology: French givétien, from Givet, commune in Ardennes, France + French ien ian : of or relating to the European Devonian see geologic time table … Useful english dictionary
Elk Point Group — Stratigraphic range: Middle Devonian … Wikipedia
Devonian Period — Interval of geologic time from 417 to 354 million years ago; it was the fourth period of the Paleozoic Era. During the Devonian, a giant continent was situated in the Southern Hemisphere (see Gondwana), and other landmasses were located in the… … Universalium
Late Devonian extinction — … Wikipedia
Devonian — For the Celtic language, see Southwestern Brythonic language; for the residents of the English county, see Devon. Devonian Period 416–359.2 million years ago … Wikipedia
Marcellus Formation — Stratigraphic range: Middle Devonian … Wikipedia
Manitoba Group — Stratigraphic range: Middle Devonian to Late Devonian … Wikipedia
Geologic time scale — This clock representation shows some of the major units of geological time and definitive events of Earth history. The Hadean eon represents the time before fossil record of life on Earth; its upper boundary is now regarded as 4.0 Ga.[1] Other… … Wikipedia
