Catoraphiceras Ulrich & Foerste, 1936

Kröger, Björn & Pohle, Alexander, 2021, Early-Middle Ordovician cephalopods from Ny Friesland, Spitsbergen - a pelagic fauna with Laurentian affinities, European Journal of Taxonomy 783 (1), pp. 1-102 : 46

publication ID

https://doi.org/ 10.5852/ejt.2021.783.1601

publication LSID

lsid:zoobank.org:pub:071EAD63-05ED-4D6C-AC45-8719E6D79E0B

DOI

https://doi.org/10.5281/zenodo.5795753

persistent identifier

https://treatment.plazi.org/id/5F4487AC-FF81-FF83-FDDE-7E7AFC667900

treatment provided by

Felipe

scientific name

Catoraphiceras Ulrich & Foerste, 1936
status

 

Genus Catoraphiceras Ulrich & Foerste, 1936

Type species

Catoraphiceras lobatum Ulrich & Foerste, 1936 ; probably from the Powell horizon (late Floian–early Dapingian Stage), Wells Creek basin, northeast of Erin, Tennessee, USA; by original designation.

Diagnosis

Annulated orthocones whose sutures form ventral lobes; cross section is depressed to circular; siphuncles are moderately large (rSD = 0.25–0.35) and somewhat removed from the venter; septal necks are short; connecting rings are thin; some species develop ventral rods and cameral deposits (adopted from Hook & Flower 1977).

Remarks

The genus was previously placed within the Protocycloceratidae .

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