Fig. 48 in Early-Middle Ordovician cephalopods from Ny Friesland, Spitsbergen - a pelagic fauna with Laurentian affinities

Fig. 48. Trocholitoceras juvenicostatum Ulrich, Foerste, Miller & Furnish, 1942, from bed PO 131, Olenidsletta Member, Floian, Ordovician, Profilstranda section, Ny Friesland, Spitsbergen. A–B. Specimen FMNH-P30323. A. Adoral view with siphuncular perforation preserved. B. Lateral view of fragme...

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Bibliographic Details
Main Authors: Kröger, Björn, Pohle, Alexander
Format: Other/Unknown Material
Language:unknown
Published: 2021
Subjects:
Biodiversity
Taxonomy
Animalia
Mollusca
Cephalopoda
Tarphycerida
Trocholitidae
Trocholitoceras
Ny Friesland
Spitsbergen
Online Access:https://zenodo.org/record/5793568
https://doi.org/10.5281/zenodo.5793568
Description
Summary:Fig. 48. Trocholitoceras juvenicostatum Ulrich, Foerste, Miller & Furnish, 1942, from bed PO 131, Olenidsletta Member, Floian, Ordovician, Profilstranda section, Ny Friesland, Spitsbergen. A–B. Specimen FMNH-P30323. A. Adoral view with siphuncular perforation preserved. B. Lateral view of fragment of body chamber with outer shell and ornamentation partly preserved. C. Specimen FMNH-P30330, lateral view with distinctive ribs. Scale bar = 20 mm for all figures. 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 71, DOI:10.5852/ejt.2021.783.1601, http://zenodo.org/record/5793422

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