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Taxon profile

species

Astyris embusa Dall, 1927

kingdom Animalia - animals »  phylum Mollusca - mollusks »  class Gastropoda - gastropods »  order Neogastropoda »  family Columbellidae - Dove Shells »  genus Astyris

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Description

Shell small, stout, white, with a large smooth polished nucleus of a whorl and a half, and about four subsequent whorls; suture deep, not appressed, whorls very rotund; axial sculpture of (on the last whorl about a dozen) strong narrow rounded ribs with wider interspaces, crossing the whorls; spiral sculpture of numerous equal and equally distributed fine threads with narrower interspaces, not swollen where they pass over the ribs, and visible over the whole shell; last whorl much the largest; aperture rather short and wide, a glaze on the body, the outer lip simple, not internally lirate and mostly sharp-edged; pillar with a coat of enamel in adults, short, smooth; canal short, slightly recurved. Length of shell, 4.5; of last whorl, 2.5; diameter, 2.4 mm. U. S. Nat. Mus. Cat. No. 108322.
Off Georgia, very abundant.
Dall, W.H., 1927. Small shells from dredgings off the southeast coast of the United States by the United States Fisheries Steamer 'Albatross' in 1885 and 1886.
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 Astyris embusa Dall, 1927]
Data retrieved on: 22 November 2013

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