Biology:Sagda alligans

From HandWiki
Short description: Species of gastropod


Sagda alligans
Illustration of adult and juvenile shells of Sagda alligans
Scientific classification
Script error: No such module "Taxobox ranks".: <div style="display:inline" class="script error: no such module "taxobox ranks".">Animalia
Script error: No such module "Taxobox ranks".: <div style="display:inline" class="script error: no such module "taxobox ranks".">Mollusca
Script error: No such module "Taxobox ranks".: <div style="display:inline" class="script error: no such module "taxobox ranks".">Gastropoda
Script error: No such module "Taxobox ranks".: <div style="display:inline" class="script error: no such module "taxobox ranks".">clade Heterobranchia clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora
informal group Sigmurethra
Script error: No such module "Taxobox ranks".: <div style="display:inline" class="script error: no such module "taxobox ranks".">Sagdoidea
Script error: No such module "Taxobox ranks".: <div style="display:inline" class="script error: no such module "taxobox ranks".">Sagdidae
Script error: No such module "Taxobox ranks".: <div style="display:inline" class="script error: no such module "taxobox ranks".">Sagda
Script error: No such module "Taxobox ranks".: <div style="display:inline" class="script error: no such module "taxobox ranks".">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. 1.0 1.1 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.

Wikidata ☰ Q7399090 entry