The Visean, Viséan or Visian is an age in the ICS geologic timescale or a stage in the stratigraphic column. It is the second stage of the Mississippian...
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North America and Europe around 345 to 290 million years ago, from the Viséan stage of the lower Carboniferous Period to the Sakmarian stage of the lower...
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siliciclastic deposition. The Dinantian was divided into the Tournaisian and Viséan stages. The Silesian was divided into the Namurian, Westphalian and Stephanian...
110 KB (11,562 words) - 23:04, 13 August 2024
Schramocaris clarksoni Sp. nov Valid Clark, Miller & Ross Carboniferous (Viséan) United Kingdom A eumalacostracan crustacean similar to Tealliocaris and...
176 KB (9,264 words) - 02:31, 27 June 2024
Amphibians Temporal range: Visean–Present PreꞒ Ꞓ O S D C P T J K Pg N Leaf green tree frog Anaschisma Eastern newt Mexican burrowing caecilian Scientific...
162 KB (18,020 words) - 11:09, 9 August 2024
Chesterian (top of the Visean plus the Serpukhovian) Meramecian (middle Visean) Osagean (top of the Tournaisian and bottom of the Visean) Kinderhookian (the...
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coat the exterior of their long, slender bodies. They are known from the Viséan to the Early Triassic, mainly from what is now the northern hemisphere....
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established A. fordi as the type species based on teeth collected from Viséan-aged deposits of the Eyam Limestone in Derbyshire, England and Esclusham...
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Carboniferous) of Scotland. It is known from two fossil specimens found within the Viséan-age East Kirkton Quarry in West Lothian. The type and only species, E. rolfei...
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in the Peak District, England. It preserves fossils dating back to the Viséan stage of the Carboniferous period, and represents a marine environment....
22 KB (684 words) - 04:07, 17 July 2024