Alvania peyreirensis

Alvania peyreirensis
Shell of Alvania peyreirensis (holotype at MNHN, Paris)
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Littorinimorpha
Superfamily:	Rissooidea
Family:	Rissoidae
Genus:	Alvania
Species:	†A. peyreirensis
Binomial name
†Alvania peyreirensis Cossmann & Peyrot, 1919

Alvania peyreirensis is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.^[1]

The length of the shell attains 2 mm, its diameter 1 mm.

Fossils of this species were found in Oligocene strata in Aquitaine, France.

• Cossmann, M.; Peyrot, A. (1918-1919). Conchologie néogénique de l'Aquitaine. Actes de la Société linnéenne de Bordeaux. 70(1): 5-100 (1918); 70(2): 101-180, pl. 1-9 (1918); 70(3): 181-356, pls 11-17 (1919); 70(4): 357-491 (1919)