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Crassispira callosa
	Shell of Crassispira callosa (specimen at Naturalis Biodiversity Center)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Conoidea
Family:	Pseudomelatomidae
Genus:	Crassispira
Species:	C. callosa
Binomial name
	Crassispira callosa; (Kiener, 1840)
Synonyms
	Pleurotoma callosa Kiener, 1840; Pleurotoma (Crassispira) callosa (Kiener, 1840);

Crassispira callosa is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae.^[2]

Description

The length of the shell varies between 35 mm and 50 mm.

The chocolate-colored shell is very solid, with a well-defined shoulder, and sulcate space above it. The longitudinal ribs lare ow, rounded, closer than in Crassispira bottae. The interspaces are very narrow, crossed by raised revolving lines.^[3]

Distribution

This species occurs in the Atlantic Ocean from Senegal to Angola

References

^ Kiener, L.-C. (1840). "Pleurotome calleux, Pleurotoma callosa". Genre Pleurotome. Spécies général et iconographie des coquilles vivantes. Famille des canalifères. Première Partie. Vol. 2. Paris: Rousseau; J.-B. Baillière. pp. 50–51. Pl. 18, Fig. 1.
^ ^a ^b Crassispira callosa (Kiener, 1840). Retrieved through: World Register of Marine Species on 4 April 2010.
^ G.W. Tryon (1884) Manual of Conchology, structural and systematic, with illustrations of the species, vol. VI; Philadelphia, Academy of Natural Sciences This article incorporates text from this source, which is in the public domain.

Bernard, P.A. (Ed.) (1984). Coquillages du Gabon [Shells of Gabon]. Pierre A. Bernard: Libreville, Gabon. 140, 75 plates pp.

External links

Tucker, J.K. (2004). "Catalog of recent and fossil turrids (Mollusca: Gastropoda)" (PDF). Zootaxa. 682: 1–1295. doi:10.11646/zootaxa.682.1.1.
"Crassispira callosa". Gastropods.com. Retrieved 16 January 2019.

[Kiener-1] Kiener, L.-C. (1840). "Pleurotome calleux, Pleurotoma callosa". Genre Pleurotome. Spécies général et iconographie des coquilles vivantes. Famille des canalifères. Première Partie. Vol. 2. Paris: Rousseau; J.-B. Baillière. pp. 50–51. Pl. 18, Fig. 1.

[WoRMS-2] Crassispira callosa (Kiener, 1840). Retrieved through: World Register of Marine Species on 4 April 2010.

[3] G.W. Tryon (1884) Manual of Conchology, structural and systematic, with illustrations of the species, vol. VI; Philadelphia, Academy of Natural Sciences This article incorporates text from this source, which is in the public domain.

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