Palaina macgillivrayi, also known as Macgillivray's staircase snail, is a species of staircase snail that is endemic to Australia's Lord Howe Island in the Tasman Sea.
Palaina macgillivrayi | |
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Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Subclass: | Caenogastropoda |
Order: | Architaenioglossa |
Superfamily: | Cyclophoroidea |
Family: | Diplommatinidae |
Genus: | Palaina |
Species: | P. macgillivrayi
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Binomial name | |
Palaina macgillivrayi (Pfeiff., 1855)
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Location of Lord Howe Island |
Description
editThe pupiform shell of adult snails is 5.2–6.3 mm in height, with a diameter of 2.9–3.1 mm. It is golden-brown in colour, darker on the final whorl and with a white peripheral band, with widely spaced ribs. The circular aperture has a strongly reflected lip. The animal has a white body with dark grey cephalic tentacles and black eyes.[1]
Habitat
editThe snail is widespread and common across 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.