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Image de Asperdaphne tasmanica (Tenison Woods 1877)
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Asperdaphne tasmanica (Tenison Woods 1877)

Asperdaphne tasmanica ( anglais )

fourni par wikipedia EN

Asperdaphne tasmanica is a species of sea snail, a marine gastropod mollusk in the family Raphitomidae.[1]

Description

The length of the shell attains 7 mm, its diameter 3 mm.

(Original description) The small shell is tumidly ovate. It is whitish, thin opaque. It contains 6 whorls, convex, subangulate, neatly keeled. The keels are small, rounded, elevated; It is elegantly cancellate, with regular distant small lirae. The keels in the body whorl alternate. The sutured is deeply impressed. The apex is obtuse and cancellate. The aperture is widely ovate. The outer lip is thin and deeply sinuated posteriorly. The lip is inconspicuous. The columella is long and twisted. The siphonal canal is somewhat short.[2]

Distribution

This marine species is endemic to Australia and occurs off South Australia, Tasmania and Victoria.

References

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Asperdaphne tasmanica: Brief Summary ( anglais )

fourni par wikipedia EN

Asperdaphne tasmanica is a species of sea snail, a marine gastropod mollusk in the family Raphitomidae.

licence
cc-by-sa-3.0
droit d’auteur
Wikipedia authors and editors
original
visiter la source
site partenaire
wikipedia EN