Clausilia bidentata

Clausilia bidentata
Clausilia bidentata var. crenulata
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Heterobranchia

clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora
informal group Sigmurethra

Superfamily: Clausilioidea
Family: Clausiliidae
Genus: Clausilia
Species: C. Bidentata
Binomial name
Clausilia bidentata
(Strøm, 1765)
Synonyms
  • Clausilia nigricans Maton & Rackett, 1807

Clausilia bidentata, the 'Two Toothed Door Snail' is a species of door snails, terrestrial pulmonate gastropod mollusks in the genus Clausilia belonging to the family Clausiliidae, all of which have a clausilium.

Distribution

This species is known to occur in most European countries, including:

Description

The shell of this snail is a small and cylindrical snail, very high-spired and narrow. The shell length reaches 10–11 millimetres (0.39–0.43 in). The shell is dark brown with noticeable spiral ribs, slight longitudinal grooves, and a horny operculum.

Gallery

Clausilia bidentata var. crenulata – Close-up
Lateral view of the shell of Clausilia bidentata crenulata.
Clausilia bidentata var. crenulata.
Clausilia bidentata var. crenulata, close-up.

Habitat

This species is commonly found under bark of trees or in crevices of rocks. The snails are often encountered when they are most active, at night during wet weather, at which time they often climb up trees and feed on lichens.

Subspecies

References

External links