the Sakmarian

См. также в других словарях:

• Sakmarian Stage — ▪ geochronology       second of the four stages of the Early Permian (Cisuralian) Epoch, encompassing all rocks deposited during the Sakmarian Age (294.6 million to 284.4 million years ago) of the Permian Period. Rocks deposited during the… …   Universalium

• Geology of the North Sea — Contents 1 Tectonic structure 2 Precambrian 3 Finnmarkian, Athollian, Caledonian Orogenies …   Wikipedia

• Permian Period — Interval of geologic time, 290–248 million years ago. The last of the six periods of the Paleozoic Era, it follows the Carboniferous Period. During the Permian, the continents joined to form a single supercontinent, Pangea. Hot, dry conditions… …   Universalium

• Asselian Stage — ▪ geology       first of the four stages of the Lower Permian (Cisuralian) Series, encompassing all rocks deposited during the Asselian Age (299 million to 294.6 million years ago) of the Permian Period. The Asselian Stage is especially well… …   Universalium

• Khanty Ocean — was an ancient, small ocean that existed near the end of the Precambrian time to the Silurian. It was between Baltica and the Siberian continent, with the bordering oceans of Panthalassa to the north, Proto Tethys to the northeast, and Paleo… …   Wikipedia

• Artinskian Stage — ▪ geology       third of the four stages of the Lower Permian (Cisuralian) Series, representing those rocks deposited during Artinskian time (284.4 million to 275.6 million years ago) in the Permian Period. Rocks of Artinskian time were deposited …   Universalium

• Oedaleops — Temporal range: early Permian Scientific classification Kingdom: Animalia Phylum …   Wikipedia

• Older Dryas — The Older Dryas was a stadial period between the Bølling and Allerød oscillations during the Pleistocene glacial period of 11,700 12,000 uncalibrated years ago.[1] It is named after an indicator genus, the alpine/tundra plant Dryas, which… …   Wikipedia

• Allerød oscillation — The Allerød period was a warm and moist global interstadial that occurred at the end of the last glacial period. The Allerød oscillation raised temperatures (in the northern Atlantic region to almost present day levels), before they declined… …   Wikipedia

• Orosirian — The Orosirian (  /ˌɒrɵˈ …   Wikipedia

• Mesoarchean — The Mesoarchean (  /ˌmiːz …   Wikipedia