Calliostoma thrincoma

Calliostoma thrincoma
	Original drawing of a shell of Calliostoma thrincoma
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Vetigastropoda
Superfamily:	Trochoidea
Family:	Calliostomatidae
Subfamily:	Calliostomatinae
Genus:	Calliostoma
Species:	C. thrincoma
Binomial name
	Calliostoma thrincoma; Melvill & Standen, 1903
Synonyms
	Calliostoma (Calliostoma) thrincoma Melvill, J.C. & R. Standen, 1903

Calliostoma thrincoma is a species of sea snail, a marine gastropod mollusk in the family Calliostomatidae.[1]

Description

The height of this conical-pyramidal, imperforate shell attains 11 mm. It is highly sculptured and conspicuously keeled around every whorl just above the suture. The body whorl at the periphery is bicarinate. The aperture is square-shaped.[2]

Distribution

This species occurs in the Gulf of Oman.

References

Calliostoma thrincoma Melvill & Standen, 1903. Retrieved through: World Register of Marine Species on 22 April 2010.
The Annals and magazine of natural history, Melvill & Standen, Description of sixty-eight new gastropoda from the Persian Gulf, the Gulf of Oman and the North Arabian Sea; 7th ser. v. 12 (1903)

External links

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[WoRMS-1] Calliostoma thrincoma Melvill & Standen, 1903. Retrieved through: World Register of Marine Species on 22 April 2010.

[2] The Annals and magazine of natural history, Melvill & Standen, Description of sixty-eight new gastropoda from the Persian Gulf, the Gulf of Oman and the North Arabian Sea; 7th ser. v. 12 (1903)