Jump to content

Sagda alligans

From Wikipedia, the free encyclopedia

Sagda alligans
Illustration of adult and juvenile shells of Sagda alligans
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Order: Stylommatophora
Family: Sagdidae
Genus: Sagda
Species:
S. alligans
Binomial name
Sagda alligans
(Reeve, 1851)

Sagda alligans is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Sagdidae.

Shell description

[edit]

The shell is imperforate, globosely conoidal, white, under a brownish-yellow epidermis. The incremental striae are regular, stronger on the spire than on the body whorl. The number of whorls is 8. The shell has a narrow, aperture with a deep-seated strong basal lamella.[1]

The adult shell diameter is 15–20 mm.

Distribution

[edit]

This species occurs in Jamaica.[1]

References

[edit]
  1. ^ a b Tryon G. W. 1887 Manual of conchology; structural and systematic. With illustrations of the species. Second series: Pulmonata. Volume 3. Helicidae - Volume I. page 6.
[edit]