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Graptolites are a group of colonial animals, members of the subclass Graptolithina within the class Pterobranchia. These filter-feeding organisms are known chiefly from fossils found from the Middle Cambrian ( Miaolingian , Wuliuan ) through the Lower Carboniferous ( Mississippian ). [ 3 ]
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This list of graptolites is an attempt to create a comprehensive listing of all genera from the fossil record that have ever been considered to be members of ...
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Scawgill and Blaze Beck is a Site of Special Scientific Interest (SSSI) [1] [2] within the Lake District National Park in Cumbria, England.It is located 2km east of Lorton on the western side of Whinlatter Pass.
Monograptidae is an extinct family of graptolites of the order Graptoloidea. [1] Monograptids have only one row of thecae per stipe (stem, branch), unlike the biserial graptolites which have two opposing rows of thecae per stipe.
Monograptus is a genus of graptolites in the order Graptoloidea. This particular genus is the last stage of the graptoloid evolution before its extinction in the early Devonian . A characteristic of the genus includes one uniserial stipes with very elaborate thecae .
Dimorphograptidae is an extinct family of graptolites. [1] ... About Wikipedia; Disclaimers; Contact Wikipedia; Code of Conduct; Developers; Statistics; Cookie statement;