Palaina capillacea

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Palaina capillacea
Naturalis Biodiversity Center - ZMA.MOLL.33801 - Palaina capillacea Pfeiffer - Diplommatinidae - Mollusc shell.jpeg
Specimen of Palaina capillacea at Naturalis Biodiversity Center
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Architaenioglossa
Superfamily: Cyclophoroidea
Family: Diplommatinidae
Genus: Palaina
Species:
P. capillacea
Binomial name
Palaina capillacea
(Pfeiffer, 1855)
Lord Howe Island.PNG
Location of Lord Howe Island
Synonyms
  • Diplommatina capillaceaPfeiff., 1855
  • Palaina capillacea definitaIredale, 1944
  • Palaina howeinsulaeIredale, 1944
  • Palaina nicholsaeIredale, 1944

Palaina capillacea, also known as the strong-bladed staircase snail, is a species of staircase snail that is endemic to Australia's Lord Howe Island in the Tasman Sea.

Contents

Description

The pupiform shell of adult snails is 3.8–4.1 mm in height, with a diameter of 1.9–2.1 mm and a conical spire. It is white in colour, with impressed sutures. It has bold, closely spaced, axal ribs. The umbilicus is closed. The circular aperture has a flared lip and an operculum is present. The animal has a white body with dark grey cephalic tentacles and black eyes. [1]

Habitat

The snail is common and widespread throughout the island. [1]

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References

  1. 1 2 Hyman, Isabel; Köhler, Frank (2020). A Field Guide to the Land Snails of Lord Howe Island. Sydney: Australian Museum. ISBN   978-0-9750476-8-2.
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