Strandoceras Flower, 1946

Kröger, Björn, 2025, The Lyckholm acme of cephalopods - Review of the late Katian (Vormsi-Pirgu regional stages) Ordovician cephalopods of Estonia, European Journal of Taxonomy 978, pp. 1-169 : 115

publication ID

https://doi.org/10.5852/ejt.2025.978.2801

publication LSID

lsid:zoobank.org:pub:422E6F06-B4C8-4840-854C-811145D88B32

DOI

https://doi.org/10.5281/zenodo.14988561

persistent identifier

https://treatment.plazi.org/id/93268783-9604-7054-FDBF-FDA6FBBCFC2D

treatment provided by

Plazi

scientific name

Strandoceras Flower, 1946
status

 

Genus Strandoceras Flower, 1946 View in CoL

Type species

Protophragmoceras tyriense Strand, 1934 , from Stavnestangen, Ringerike, Norway, Bønsnes Formation, Late Katian; by original designation.

Diagnosis

Endogastric cyrtocones with compressed conch cross section, ventral side of cross section more narrowly rounded than the dorsal side; mature body chamber less curved than the rest of the conch; peristome with small sinus on concave and wide sinus on convex side of conch; sutures with shallow lateral lobes slightly shifted adapically at the dorsal side; siphuncle near conch margin with broadly expanded segments and endosiphuncular bullettes. (Adopted from Flower 1946: 434.)

Kingdom

Animalia

Phylum

Mollusca

Class

Cephalopoda

SubClass

Multiceratoidea

Order

Discosorida

Family

Cyrtogomphoceratidae

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