Crassispira unicolor

Crassispira unicolor, common name the uniformly coloured pleurotoma, is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae.[1]

Crassispira unicolor
Original image of a shell of Crassispira unicolor
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Neogastropoda
Superfamily: Conoidea
Family: Pseudomelatomidae
Genus: Crassispira
Species:
C. unicolor
Binomial name
Crassispira unicolor
(Sowerby I, 1834)
Synonyms[1]
  • Crassispira tangolaensis Hertlein, L.G. & A.M. Strong, 1951
  • Pleurotoma unicolor Sowerby I, 1834

Description

The length of the shell varies between 14 mm and 22 mm.

(Original description) The rather thick shell is oblong, pyramidal and pale brownish black. The whorls are smooth, encircled with a single row of granules near the suture, longitudinally ribbed below. The aperture is short. The siphonal canal is very short. The sinus is rounded.[2]

Distribution

This species occurs in the Pacific Ocean off Panama.

References
  1. Crassispira unicolor (Sowerby I, 1834). Retrieved through: World Register of Marine Species on 4 April 2010.
  2. Conchologia iconica, or, Illustrations of the shells of molluscous animals; Reeve, Lovell, Brooks, Vincent, Reeve, Frederic, Sowerby, G. B. (George Brettingham), Taylor, John Edward, Reeve Benham & Reeve, Savill, Edwards and Co., Spottiswoode & Co. Vincent Brooks, Day & Son, ; vol.1 (1843) This article incorporates text from this source, which is in the public domain.
  • G.B. Sowerby I, Proc. Zool. Soc, 1833, p. 137
  • Biolib.cz: Crassispira unicolor
  • "Crassispira unicolor". Gastropods.com. Retrieved 16 January 2019.
  • Tucker, J.K. (2004). "Catalog of recent and fossil turrids (Mollusca: Gastropoda)" (PDF). Zootaxa. 682: 1–1295.
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