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Taxon profile

species

Aesopus australis (Angas, 1877)

kingdom Animalia - animals »  phylum Mollusca - mollusks »  class Gastropoda - gastropods »  order Neogastropoda »  family Columbellidae - Dove Shells »  genus Aesopus

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Aesopus australis

Author: Beechey

Taxon in country check-lists*

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Description

Protoconch of 2 whorls, with poorly differentiated transition to sculptured teleoconch. Spire convex in outline, slightly bent away from shell axis, whorls only slightly convex; aperture 1/3 shell length. Whorls sculptured with weak, irregularly spaced, low, wide ribs, fading out on bottom of whorls and restricted to top third of body whorl. Spiral sculpture consists of a few microscopic threads on spire whorls, occasionally continuing onto body whorl. Outer lip sinuous in profile, thickened externally, weak sinus posteriorly, smooth internally. Columella smooth; strong callus pad on parietal wall. Siphonal notch deep, relatively broad. Colour uniformly white, fawn or pink.
Size: Up to 7 mm in length.
Beechey, Seashells of New South Wales.

Interchangeable taxa

This uncommon species is readily identified by its unusual, distorted shell, bent away from the shell axis like a Eulima.
Beechey, Seashells of New South Wales.

Distribution

Distribution: Endemic to Australia; Port Stephens, NSW, southwards to Great Australian Bight.
Habitat: Subtidal, down to 79 m and in beach washup. Very uncommon.
Beechey, Seashells of New South Wales.
Author: Jan Delsing

Links and literature

http://seashellsofnsw.org.au/Columbellid...
DESCRIPTION & PICTURE(S) SHELLS NEW SOUTH WALES - AUSTRALIA
EN Galli C.: WMSDB - Wolrdwide Mollusc Species Data Base July 10, 2013 [http://www.bagniliggia.it/WMSD/WMSDhome....] [as Aesopus australis (Angas, 1877)]
Data retrieved on: 22 November 2013

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