Fig. 10 in Early-Middle Ordovician cephalopods from Ny Friesland, Spitsbergen - a pelagic fauna with Laurentian affinities ...

Fig. 10. Median section of orthocones from bed PO 131 of the Olenidsletta Member, Floian, Ordovician, Profilstranda section, Ny Friesland, Spitsbergen. A. Catoraphiceras sp., FMNH-P30425, with graptolite trapped in siphuncle. B–D. Proterocameroceras vallhallfonnense sp. nov. B. Specimen FMNH-P30429....

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Bibliographic Details
Main Authors: Kröger, Björn, Pohle, Alexander
Format: Still Image
Language:unknown
Published: Zenodo 2021
Subjects:
Biodiversity
Taxonomy
Animalia
Mollusca
Cephalopoda
Endocerida
Proterocameroceratidae
Proterocameroceras
Tetrabranchia
Cyptendoceratidae
Catoraphiceras
Ny Friesland
Spitsbergen
Online Access:https://dx.doi.org/10.5281/zenodo.5793452
https://zenodo.org/record/5793452
Description
Summary:Fig. 10. Median section of orthocones from bed PO 131 of the Olenidsletta Member, Floian, Ordovician, Profilstranda section, Ny Friesland, Spitsbergen. A. Catoraphiceras sp., FMNH-P30425, with graptolite trapped in siphuncle. B–D. Proterocameroceras vallhallfonnense sp. nov. B. Specimen FMNH-P30429. C–D. Holotype, specimen FMNH-P30427. C. Complete specimen with asymmetric endosiphuncular deposits and imploded septa. D. Detail of holotype showing dorsal side of connecting ring and septal necks. Scale bars: A–B = 2 mm; C = 10 mm; D = 1 mm. ... : 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 18, DOI: 10.5852/ejt.2021.783.1601, http://zenodo.org/record/5793422 ...

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