Phrontis antillara

Phrontis antillara
	Several views of a shell of Phrontis antillara
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Family:	Nassariidae
Genus:	Phrontis
Species:	P. antillara
Binomial name
	Phrontis antillara; (d’Orbigny, 1847)
Synonyms
	Buccinum ambiguum Pulteney, 1799 (original combination); Nassarius ambiguus (Pulteney, 1799); Nassarius (Nassarius) antillarum (d’Orbigny, 1847); Nassarius antillarum (d'Orbigny, 1847);

Phrontis antillara, common name the Antilles nassa, is a species of sea snail, a marine gastropod mollusk in the family Nassariidae, the Nassa mud snails or dog whelks.[1]

Description

The shell grows to a length of 12 mm.

The small, short shell has a conico-globular shape. Its, color is slightly variable, whitish or reddish, marked with fawn-colored bands or isolated spots of the same color. The spire is composed of six or seven convex whorls, keeled and strongly folded. The whorls are distant and swollen near the suture. It has, also, upon its entire surface, fine and numerous transverse striae. The whitish aperture is suborbicular. The outer lip is margined, marked with brown spots and striated internally. The columella is arcuated. The base of the shell is strongly recurved.[2]

Distribution

This species occurs in the Caribbean Sea, the Gulf of Mexico and the Lesser Antilles; in the Atlantic Ocean off Brazil.

References

Nassarius antillarum (d’Orbigny, 1847). Retrieved through: World Register of Marine Species on 8 October 2012.
Kiener (1840). General species and iconography of recent shells : comprising the Massena Museum, the collection of Lamarck, the collection of the Museum of Natural History, and the recent discoveries of travellers; Boston :W.D. Ticknor,1837 (described as Buccinum ambiguum)

Rosenberg, G., F. Moretzsohn, and E. F. García. 2009. Gastropoda (Mollusca) of the Gulf of Mexico, Pp. 579–699 in Felder, D.L. and D.K. Camp (eds.), Gulf of Mexico–Origins, Waters, and Biota. Biodiversity. Texas A&M Press, College Station, Texas.

External links

"Nassarius (Nassarius) antillarum". Gastropods.com. Retrieved 16 January 2019.

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[WoRMS-1] Nassarius antillarum (d’Orbigny, 1847). Retrieved through: World Register of Marine Species on 8 October 2012.

[Kiener-2] Kiener (1840). General species and iconography of recent shells : comprising the Massena Museum, the collection of Lamarck, the collection of the Museum of Natural History, and the recent discoveries of travellers; Boston :W.D. Ticknor,1837 (described as Buccinum ambiguum)