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Taxon profile

species

Mohnia siphonoidea W. H. Dall, 1913

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

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Mohnia siphonoidea

Author: Kantor & Sysoev

Mohnia siphonoidea

Author: Dall, W.H.

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Description

Shell solid, rotund, white, with an olivaceous polished periostracum, and with about six whorls; apex eroded, apparently blunt; sculpture of faint incremental lines and sparse zigzag obsolete ridges recalling those of Tritonofusus hypolispus Dall, but less distinct; whorls rather flattish, aperture ovate; outer lip slightly reflected, body with a thin layer of callus, pillar gyrate, not pervious, canal short, recurved. Operculum with a small subspiral nucleus. Length (eroded), 34; length of last whorl, 26; maximum diameter, 15 mm. (Dall.)
TYPE in United States National Museum. Type locality, Bering Sea, off Pribilof Islands, in 987 fathoms.
RANGE. Known only from type locality.
Oldroyd, I.S. The Marine Shells of the West Coast of North America. Volume II.1.
Author: Jan Delsing

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