Pyramidula pusilla

Pyramidula pusilla

Five shells of Pyramidula pusilla
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Heterobranchia clade Euthyneura clade Panpulmonata clade Eupulmonata clade Stylommatophora informal group Orthurethra
Superfamily:	Pupilloidea
Family:	Pyramidulidae
Genus:	Pyramidula
Species:	P. pusilla
Binomial name
*Pyramidula pusilla* (Vallot, 1801)^[1]

Pyramidula pusilla is a species of very small air-breathing land snail, a terrestrial pulmonate gastropod mollusk or micromollusk in the family Pyramidulidae.

Shell description

The width of the shell is up to 2.95 mm, the height is up to 2.25 mm.^[2]

The geographical distribution of this species is Mediterranean and Alpine.^[3]

Western Europe:

Central Europe:

Mediterranean:

^ Vallot J. N. 1801. Exercice sur l'histoire naturelle. pp. 1-8. Dijon. (Ecole centrale de départment de la Côte d'Or).
^ Gittenberger E. & Bank R. A. 1996. A new start in Pyramidula (Gastropoda Pulmonata: Pyramidulidae). Basteria 60: 71-78.
^ (Slovak) Lisický M. J. 1991. Mollusca Slovenska [The Slovak molluscs]. VEDA vydavateľstvo Slovenskej akadémie vied, Bratislava, 344 pp.
^ Juřičková L., Horsák M, Beran L. & Dvořák L. Check-list of the molluscs (Mollusca) of the Czech Republic. Last update: 26-August-2008.
^ ^a ^b ^c Alberto Martínez-Ortí, Benjamín J. Gómez-Moliner & Carlos E. Prieto. 2007. El género Pyramidula Fitzinger 1833 (Gastropoda, Pulmonata) en la Península Ibérica. The genus Pyramidula Fitzinger 1833 (Gastropoda, Pulmonata) in the Iberian Peninsula. Iberus, Sociedad Española de Malacología, 25 (1): 77-87.