Cyptendoceras Ulrich & Foerste 1936

Genus Cyptendoceras Ulrich & Foerste, 1936 Type species Cyptendoceras ruedemanni Ulrich & Foerste, 1936; from Fort Cassin Formation, Floian Stage, from near Fort Cassin, Vermont, USA; by original designation. Diagnosis Straight, slender, depressed conchs with short camerae; sutures with vent...

Full description

Bibliographic Details
Main Authors: Kröger, Björn, Pohle, Alexander
Format: Other/Unknown Material
Language:unknown
Published: 2021
Subjects:
Biodiversity
Taxonomy
Animalia
Mollusca
Cephalopoda
Tetrabranchia
Cyptendoceratidae
Cyptendoceras
Ny Friesland
Spitsbergen
Online Access:https://zenodo.org/record/5795745
https://doi.org/10.5281/zenodo.5795745
Description
Summary:Genus Cyptendoceras Ulrich & Foerste, 1936 Type species Cyptendoceras ruedemanni Ulrich & Foerste, 1936; from Fort Cassin Formation, Floian Stage, from near Fort Cassin, Vermont, USA; by original designation. Diagnosis Straight, slender, depressed conchs with short camerae; sutures with ventral lobe, in some forms also dorsal lobe; siphuncle ventral with tubular or faintly concave segments; short septal necks; endosiphuncular rod; cameral deposits adjacent to siphuncle are present (adopted from Flower 1964). Published as part of Kröger, Björn & Pohle, Alexander, 2021, Early-Middle Ordovician cephalopods from Ny Friesland, Spitsbergen - a pelagic fauna with Laurentian affinities, pp. 1-102 in European Journal of Taxonomy 783 (1) on page 44, DOI:10.5852/ejt.2021.783.1601, http://zenodo.org/record/5793422

Similar Items