Cassis tessellata

Cassis tessellata
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Littorinimorpha
Family:	Cassidae
Genus:	Cassis
Species:	C. tessellata
Binomial name
	Cassis tessellata; Gmelin, 1791
Synonyms
	Buccinum maculosa Gmelin, J.F., 1791; Buccinum rumpfii Gmelin, J.F., 1791; Cassis coronata Röding, P.F., 1798; Cassis fasciata Bruguière, J.G., 1792; Cassis spinosa "Gronovius" Deshayes, G.P., 1844; Cassis spinosa "Meuschen, F.C." Iredale, T., 1927;

Cassis tessellata, common name : the West African helmet, is a species of large sea snail, a marine gastropod mollusk in the family Cassidae, the helmet snails and bonnet snails.^[1]

Description

The shell is cone-shaped with a flattened apex, light with darker symmetrical spots. On the outer surface are small short spikes. The siphon (short and narrow) is strongly bent back. From the side of the mouth, the shell is white.^[2] The size of an adult shell varies between 66 mm and 300 mm.

Distribution

This species occurs in the Caribbean Sea and in the Atlantic Ocean along Cape Verde and from Senegal to Angola.

References

^ ^a ^b Cassis tessellata Gmelin, 1791. Retrieved through: World Register of Marine Species on 6 December 2018.
^ Раковина. Западноафриканский шлем. Cassis tessellata//Сахалинский областной краеведческий музей

Gofas, S.; Afonso, J.P.; Brandào, M. (Ed.). (S.a.). Conchas e Moluscos de Angola = Coquillages et Mollusques d'Angola. [Shells and molluscs of Angola]. Universidade Agostinho / Elf Aquitaine Angola: Angola. 140 pp
Dautzenberg, Ph. (1929). Mollusques testacés marins de Madagascar. Faune des Colonies Francaises, Tome III
Bernard, P.A. (Ed.) (1984). Coquillages du Gabon [Shells of Gabon]. Pierre A. Bernard: Libreville, Gabon. 140, 75 plates pp.
Rolán E., 2005. Malacological Fauna From The Cape Verde Archipelago. Part 1, Polyplacophora and Gastropoda.

External links

"Cassis (Cassis) tessellata". Gastropods.com. Retrieved 22 June 2011.
Media related to Cassis tessellata at Wikimedia Commons
Photos of Cassis tessellata on Sealife Collection

This Cassidae-related article is a stub. You can help Wikipedia by expanding it.

[WoRMS-1] Cassis tessellata Gmelin, 1791. Retrieved through: World Register of Marine Species on 6 December 2018.

[mus-2] Раковина. Западноафриканский шлем. Cassis tessellata//Сахалинский областной краеведческий музей

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