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Taxon profile

species

Daphnella corbicula W. H. Dall, 1889

kingdom Animalia - animals »  phylum Mollusca - mollusks »  class Gastropoda - gastropods »  order Neogastropoda »  family Raphitomidae »  genus Daphnella

Scientific synonyms

Daphnella corbicula (W.H. Dall, 1889)

Images

Daphnella corbicula

Author: Williams, P.

Daphnella corbicula

Author: Jan Delsing

Taxon in country check-lists*

North America: Barbados, South America: Brazil

* List of countries might not be complete

Description

Shell yellowish with pale brown flammules, with a brown sinusigera nucleus of three whorls, high and slender, and five or more subsequent whorls ; sculpture on the early whorls of two very strong elevated threads, at a later time there are two intercalary, not quite so strong; on the last whorl there are about ten strong primaries in all, partly on the back of the canal, about five intercalaries on the body of the whorl, and on all the unoccupied area very fine numerous granulous or frosty spiral threads; on the fasciole there are no other spirals; transverse sculpture (1) of fine sharp incremental lines, which produce the shagreening of the tertiary spirals; (2) of numerous elevated rounded threads, which reticulate the stronger spirals, induce little nodes at the intersections, and extend from the front margin of the fasciole forward over the whole whorl, disappearing only on the back of the canal; the interstices are deep, and nearly square ; whorls rounded, shouldered by the strong posterior primary spiral thread ; canal nearly straight, very wide, hardly differentiate from the aperture; pillar nearly straight with little callus; outer lip thin, crenulated by the sculpture; notch at the suture narrow, and about 1.0 mm. deep ; suture appressed, not very distinct. Max. length of shell, 11.2 mm; of last whorl, 8.0 mm.; max. lat. of shell, 4.7 mm.
Source: Dall, 1889. Reports on the results of dredgings, under the supervision of Alexander Agassiz, in the Gulf of Mexico (1877-78) and in the Caribbean Sea (1879-80), by the U. S. Coast Survey Steamer 'Blake,'. (Original description)

Interchangeable taxa

The bold sculpture of this species is very recognizable, — even a small fragment can be easily identified, — and it is not very much like any of the other described species.
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 Daphnella corbicula Dall, 1889]
Data retrieved on: 23 November 2013

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