Fig. 49 in Early-Middle Ordovician cephalopods from Ny Friesland, Spitsbergen - a pelagic fauna with Laurentian affinities

Fig. 49. Median sections of phragmocones of cephalopods from the Olenidsletta Member, Floian, Ordovician, Profilstranda section, Ny Friesland, Spitsbergen. A. Order, gen. et sp. indet. B, FMNH-P30424, from bed 4.8, see also Fig. 11A for interpretation. B–C. Nyfrieslandoceras bassleroceroides gen. et...

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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
Tetrabranchia
Rioceratidae
Nyfrieslandoceras
Phthanoncoceratidae
Ny Friesland
Spitsbergen
Online Access:https://dx.doi.org/10.5281/zenodo.5793571
https://zenodo.org/record/5793571
Description
Summary:Fig. 49. Median sections of phragmocones of cephalopods from the Olenidsletta Member, Floian, Ordovician, Profilstranda section, Ny Friesland, Spitsbergen. A. Order, gen. et sp. indet. B, FMNH-P30424, from bed 4.8, see also Fig. 11A for interpretation. B–C. Nyfrieslandoceras bassleroceroides gen. et sp. nov., FMNH-P30353, holotype, from bed PO 131. B. Detail with septa and siphuncle preserved, septa are crushed and taphonomically distorted. C. Detail of septal necks and connecting ring, see Fig. 8D for interpretation. Scale bars: A–B = 5 mm; C = 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 73, DOI: 10.5852/ejt.2021.783.1601, http://zenodo.org/record/5793422

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