Sverdrupites harkeri Ruzhentsev 1961 (ammonite)

Cephalopoda - Goniatitida - Spirolegoceratidae

Alternative combination: Spirolegoceras harkeri

Belongs to Sverdrupites according to T. B. Leonova and O. P. Shilovsky 2014

See also Andrianov 1985, Kutygin 1996, Nassichuk 1970 and Nassichuk et al. 1965

Sister taxa: Sverdrupites amundseni, Sverdrupites baraiensis, Sverdrupites bogoslovskayae

Type specimen: Its type locality is GSC 26406, Lyall River, Grinnell Peninsula, Devon Island, which is in a Roadian offshore shelf sandstone/limestone in the Assistance Formation of Canada

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell diameter 36.5

Distribution:

• Permian of Canada (3: Nunavut collections), the Russian Federation (10)

Total: 13 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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