Figure 5 in A new fossil Euspira? (Mollusca: Gastropoda: Naticidae) from the Gubik Formation on the North Slope of Arctic Alaska ...

Figure 5. Close–up of spiral and radial sculpture on the body whorl of the holotype specimen. Field of view approximately 0.5 cm. Blue arrow indicates radial sculpture, red arrow indicates spiral sculpture. angle of the aperture is acute and points towards the apex. A deep, partially open umbilicus...

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Bibliographic Details
Main Authors: Powell, II, Charles L., Dineen, Ashley A.
Format: Still Image
Language:unknown
Published: Zenodo 2023
Subjects:
Biodiversity
Taxonomy
Animalia
Mollusca
Gastropoda
Littorinimorpha
Naticidae
Euspira
Arctic
north slope
Alaska
Online Access:https://dx.doi.org/10.5281/zenodo.10913378
https://zenodo.org/doi/10.5281/zenodo.10913378
Description
Summary:Figure 5. Close–up of spiral and radial sculpture on the body whorl of the holotype specimen. Field of view approximately 0.5 cm. Blue arrow indicates radial sculpture, red arrow indicates spiral sculpture. angle of the aperture is acute and points towards the apex. A deep, partially open umbilicus is present, but is obscured in part by the umbilical callus making it tear– drop shaped. ... : Published as part of Powell, II, Charles L. & Dineen, Ashley A., 2023, A new fossil Euspira? (Mollusca: Gastropoda: Naticidae) from the Gubik Formation on the North Slope of Arctic Alaska, pp. 1-28 in PaleoBios 40 (1904) on page 4, DOI: 10.5070/P9401557134, http://zenodo.org/record/10913374 ...

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