Alvania mamillata

Alvania mamillata
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Littorinimorpha
Family:	Rissoidae
Genus:	Alvania
Species:	A. mamillata
Binomial name
Alvania mamillata Risso, 1826
Synonyms
Alvania cingulata (Philippi, 1836) Rissoa cimex var. depauperata Monterosato, 1877 (dubious syn.) Rissoa cingulata Philippi, 1836

Alvania mamillata is a species of small sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.^[1]

Description

The length of the shell attains 4.8 mm.

The imperforate shell is strong and opaque. It is covered by rounded granules in longitudinal and spiral series. It has a white or light fulvous to chestnut color, unicolored or bifasciate. The lip is thick, labiate and sulcate within, white-varicose externally.^[2]

Distribution

This species occurs in the Mediterranean Sea (Malta, Greece, Turkey)

References

1. Alvania mamillata Risso, 1826. Gofas, S. (2009). Alvania mamillata Risso, 1826. In: Bouchet, P.; Gofas, S.; Rosenberg, G. World Marine Mollusca database. Accessed through the World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=141211 on 9 August 2010 .
2. G.W. Tryon (1884), Manual of conchology, structural and systematic : with illustrations of the species; Academy of Natural Sciences ser. 1, vol. 9 This article incorporates text from this source, which is in the public domain.

External links

• Risso, A. (1826-1827). Histoire naturelle des principales productions de l'Europe Méridionale et particulièrement de celles des environs de Nice et des Alpes Maritimes. (book series). volumes 1-5. Paris, F.G. Levrault. vol. 3. Mammifères. Oiseaux. Poissons / vol. 4. Mollusques. Annélides / vol. 5. Crustacés. Myriapodes, scorpionides, arachnides et acarides. Insectes. Vers intestinaux. Radiaires. Zoophytes
• Philippi, R. A. (1836). Enumeratio molluscorum Siciliae cum viventium tum in tellure tertiaria fossilium quae in itinere suo observavit. Vol. 1. xiv + 267 p., pls. 1-12. Sumptibus Simonis Schroppii et Sociorum. Berolini
• Monterosato, T. A. di. (1877). Note sur quelques coquilles provenant des côtes d'Algérie. Journal de Conchyliologie. 25(1): 24-49, pls 2, 3
• S.; Le Renard, J.; Bouchet, P. (2001). Mollusca. in: Costello, M.J. et al. (eds), European Register of Marine Species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Patrimoines Naturels. 50: 180-213
• Verduin, A. (1986). Alvania cimex (L.) s. l. (Gastropoda, Prosobranchia), an aggregate species. Basteria. 50 (1/3): 25-32
• Arnaud, P. (1978). Révision des taxa malacologiques méditerranéens introduits par Antoine Risso. Annales du Muséum d'Histoire Naturelle de Nice. 5: 101-150
• Thanasis Manousis, The Marine Mollusca of Greece: an up-to-date, systematic catalogue, documented with bibliographic and pictorial references