An Early Cretaceous stratigraphic marker fossil in the High Arctic: the belemnite Arctoteuthis bluethgeni

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The original description of the large and characteristic belemnite species Arctoteuthis bluethgeni Doyle was based on fragmentary material from a relatively uncertain stratigraphic interval in Kong Karls Land, Svalbard. Recent collection of a belemnite assemblage in the Lower Cretaceous Rurikfjellet Formation on Spitsbergen include numerous complete specimens, allowing a detailed description of the species. With the exception of a specimen reported from Arctic Canada, its distribution is restricted to Svalbard. Its stratigraphic range appears to be restricted to the upper Valanginian - lower Hauterivian from ages obtained from palynostratigraphy. A. bluethgeni is therefore considered to be a useful Lower Cretaceous guide fossil in the Boreal High Arctic.

OriginalsprogEngelsk
Artikelnummer1715-1728
TidsskriftGeological Magazine
Vol/bind157
Udgave nummer10
Antal sider14
ISSN0016-7568
DOI
StatusUdgivet - 2020

ID: 241749499