Vexillum tusum

Vexillum tusum
	Vexillum tusum (specimen at the Smithsonian Institution)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Turbinelloidea
Family:	Costellariidae
Genus:	Vexillum
Species:	V. tusum
Binomial name
	Vexillum tusum; (Reeve, 1845)
Synonyms
	Mitra alveolus Reeve, 1845; Mitra olgae Cate, J. 1963; Mitra tusa Reeve, 1845 (original combination); Pusia olgae (L.A. Reeve, 1845); Pusia tusum (Reeve, 1845); Vexillum (Pusia) tusum (Reeve, 1845); Vexillum alveolus (Reeve, 1845) ·;

Vexillum tusum, common name the bruised mitre, is a species of small sea snail, marine gastropod mollusk in the family Costellariidae, the ribbed miters.^[1]

Description

The length of the shell attains 8 mm.

(Original description) The shell is ovate. The sutures of the spire are deeply impressed. The shell is longitudinally finely ribbed and transversely impressly striated. The upper part of the whorls is white, ornamented with large squarish brown spots. The lower part is entirely brown. The columella is four-plaited. ^[2]

Distribution

This marine species occurs off Mozambique, Guam and in French Polynesia,; also off the Coral Sea islands and Australia (Queensland)

References

Dautzenberg, P. & Bouge, L.J. 1923. Mitridés de la Nouvelle-Calédonie et de ses dépendances. Journal de Conchyliologie 67(2): 179-259
Cate, J. 1963. Revision of Dall's Hawaiian mitrids with descriptions of three new species (Mollusca: Gastropoda). Veliger 6(1): 23-43, pls 5-8
Cernohorsky, W.O. 1970. Systematics of the families Mitridae & Volutomitridae (Mollusca: Gastropoda). Bulletin of the Auckland Institute and Museum. Auckland, New Zealand 8: 1-190
Kay, E.A. 1979. Hawaiian marine shells. Reef and shore fauna of Hawaii. Section 4 : Mollusca. Honolulu, Hawaii : Bishop Museum Press Bernice P. Bishop Museum Special Publication Vol. 64(4) 653 pp.
Wilson, B. 1994. Australian marine shells. Prosobranch gastropods. Kallaroo, WA : Odyssey Publishing Vol. 2 370 pp.
Salisbury, R. 2000. Costellariidae of the World, Pt. 4. Of Sea and Shore 23(2): 70-84
Arnaud, J.P., Berthault, C., Jeanpierre, R., Martin, J.C. & Martin, P. 2002. Costellariidae et Mitridae de Nouvelle Calédonie. Xenophora. Association française de conchyliologie. Supplément 100: 52 pp.

External links

Liénard, Élizé. Catalogue de la faune malacologique de l'île Maurice et de ses dépendances comprenant les îles Seychelles, le groupe de Chagos composé de Diego-Garcia, Six-îles, Pèros-Banhos, Salomon, etc., l'île Rodrigues, l'île de Cargados ou Saint-Brandon. J. Tremblay, 1877.

[WoRMS-1] Vexillum tusum (Reeve, 1845). Retrieved through: World Register of Marine Species on 24 April 2010.

[2] Reeve, L. A. (1844-1845). Monograph of the genus Mitra. In: Conchologia Iconica, or, illustrations of the shells of molluscous animals, vol. 2, pl. 1-39 and unpaginated text. L. Reeve & Co., London.

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