| Pyramidula pusilla | |
|---|---|
| |
| Shell of Pyramidula pusilla (specimen at MNHN, Paris) | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Order: | Stylommatophora |
| Family: | Pyramidulidae |
| Genus: | Pyramidula |
| Species: |
P. pusilla
|
| Binomial name | |
| Pyramidula pusilla | |
| Synonyms | |
| |
Pyramidula pusilla is a species of very small air-breathing land snail, a terrestrial pulmonate gastropod molluskormicromollusk in the family Pyramidulidae.[2]
The width of the shell is up to 2.95 mm, the height is up to 2.25 mm.[3] The shell has a low conical shape, broader than high. It is and tightly coiled. The apical whorls regularly increase. The umbilicus is 1/4 of the diameter (in some Spain localities 1/3). The growth lines are fine and narrow, sometimes weak. The colour is red brown becoming more grey with age.
The geographical distribution of this species is mainly Mediterranean: western and central Europe,[3] southeastern Europe,[4] Caucasus,[4] Central Asia[4] and probably the Russian Far East.[4]
Europe (not a complete list):
Southwestern Asia (not a complete list):
| Pyramidula pusilla |
|
|---|---|
This Pyramidulidae-related article is a stub. You can help Wikipedia by expanding it. |
