Palaina capillacea

Palaina capillacea
	Specimen of Palaina capillacea at Naturalis Biodiversity Center
Scientific classification
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)
	Location of Lord Howe Island
Synonyms
	Diplommatina capillacea Pfeiff., 1855 ; Palaina capillacea definita Iredale, 1944 ; Palaina howeinsulae Iredale, 1944 ; Palaina nicholsae Iredale, 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.

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]

References

^ ^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.

[h&k-1] 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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