Middle Devonian

См. также в других словарях:

• 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

• 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

• Middle Jurassic — System Series Stage Age (Ma) Cretaceous Lower Berriasian younger Jurassic Upper Tith …   Wikipedia

• Middle Pleistocene — Subdivisions of the Quaternary Period System Series Stage Age (Ma) Quaternary Holocene 0–0.0117 Pleistocene Tarantian (Upper) 0.0117–0.126 …   Wikipedia

• Middle Triassic — System Series Stage Age (Ma) Jurassic Lower Hettangian younger Triassic Upper …   Wikipedia

• middle — /mid l/, adj., n., v., middled, middling. adj. 1. equally distant from the extremes or outer limits; central: the middle point of a line; the middle singer in a trio. 2. intermediate or intervening: the middle distance. 3. medium or average: a… …   Universalium

• middle — mid•dle [[t]ˈmɪd l[/t]] adj. 1) equally distant from the extremes or outer limits; central: the middle part of a room[/ex] 2) intermediate or intervening: the middle distance[/ex] 3) medium or average: a man of middle size[/ex] 4) ling. (cap.)… …   From formal English to slang

• Middle Miocene disruption — The term Middle Miocene disruption, alternatively the Middle Miocene extinction or Middle Miocene extinction peak, refers to a wave of extinctions of terrestrial and aquatic life forms that occurred around the middle of the Miocene Epoch, c. 14.8 …   Wikipedia

• Devonian — 1. adjective a) of a geologic period within the Paleozoic era; comprises lower, middle and upper epochs from about 415 to 360 million years ago b) Of or pertaining to the English region of Devon. 2. noun …   Wiktionary

• Late Devonian extinction — …   Wikipedia

• Cincinnati Arch — Middle Devonian paleogeography The Cincinnati Arch is a broad structural uplift between the Illinois Basin to the west, the Michigan Basin to the northwest and the Appalachian Basin and Black Warrior Basin to the east and southeast. It existed as …   Wikipedia