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Taxon profile

species

Volutopsius trophonius W. H. Dall, 1902

kingdom Animalia - animals »  phylum Mollusca - mollusks »  class Gastropoda - gastropods »  order Neogastropoda »  family Buccinidae - Whelks »  genus Volutopsius

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Volutopsius trophonius

Author: Oldroyd, I.

Taxon in country check-lists*

Arctic, Europe: Russia, North America: Bering Sea

* List of countries might not be complete

Description

Shell with a short spire and robust body whorl; pale reddish-brown and white, with five or more whorls; nucleus of nearly two whorls, smooth, inflated, blunt above (diam. 6.5 mm.); a subsequent whorl irregular, finely spirally striate; after which the whorls develop (on the fifth about 22) high, thin, sharp, Flexuous varices or lamellae extending entirely over the whorl, somewhat irregular, and more or less spirally finely striated; aperture ovate, canal short, curved, and very wide; pillar thin, concave, short, twisted; outer lip expanded, thin; long. of shell, 66; of aperture and canal, 40; max. diam. 37 mm.
This very remarkable shell is as profusely covered with lamellae as the most ornamented Trophon and is the first Northern species of the Buccinidse to exhibit this kind of ornamentation.
Dall, W.H. 1902. Dall, W. H. 1902. Illustrations and descriptions of new, unfigured, or imperfectly known shells, chiefly American, in the U. S. National Museum.

Distribution

Dredged south of the Pribilof Islands. Bering Sea, by the U. S. Fish Commission steamer Albatross at station 3002, in 81 fathoms, mud, bottom temperature, 37° F. U.S.N.M., 109167
Dall, W.H. 1902. Dall, W. H. 1902. Illustrations and descriptions of new, unfigured, or imperfectly known shells, chiefly American, in the U. S. National Museum.
Author: Jan Delsing

Links and literature

EN Galli C.: WMSDB - Wolrdwide Mollusc Species Data Base July 10, 2013 [http://www.bagniliggia.it/WMSD/WMSDhome....] [as Volutopsius trophonius Dall, 1902]
Data retrieved on: 23 November 2013

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