Sagda alligans
Illustration of adult and juvenile shells of Sagda alligans
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia

clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora

informal group Sigmurethra
Superfamily:
Sagdoidea
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

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

This species occurs in Jamaica.[1]

References

  1. 1 2 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.
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