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Taxon profile

species

Astyris projecta 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, slender, white, with a blunt smooth inflated nucleus of a whorl and a half and about four and a half subsequent slightly shouldered whorls; suture distinct, not deep, narrowly appressed; early whorls with about 14 feeble, irregular, narrow riblets crossing the whorls, with wider interspaces, growing feebler with the growth of the shell and obsolete or absent (in the type specimen) on the last whorl; incremental lines feeble; spiral sculpture only of a few obsolete lines on the back of the canal; aperture subovate, body erased, outer lip thin, simple, pillar short, twisted, canal hardly differentiated from the aperture; axis impervious. Length of shell, 6; of aperture, 1.6; diameter, 2 mm. U. S. Nat. Mus. Cat. No. 108004.
Off Fernandina, one specimen.
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 projecta Dall, 1927]
Data retrieved on: 22 November 2013

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