Palaina capillacea
Appearance
Palaina capillacea | |
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Specimen of Palaina capillacea at Naturalis Biodiversity Center | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Subclass: | Caenogastropoda |
Order: | Architaenioglossa |
Superfamily: | Cyclophoroidea |
Family: | Diplommatinidae |
Genus: | Palaina |
Species: | P. capillacea
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Binomial name | |
Palaina capillacea (Pfeiffer, 1855)
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Location of Lord Howe Island | |
Synonyms | |
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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.
Description
[edit]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
[edit]The snail is common and widespread throughout the island.[1]
References
[edit]- ^ a b 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.