Top Qs
Timeline
Chat
Perspective
Palaina levicostulata
Species of land snail From Wikipedia, the free encyclopedia
Remove ads
Palaina levicostulata, also known as the fine-ribbed staircase snail, is a species of staircase snail that is endemic to Australia's Lord Howe Island in the Tasman Sea.
Remove ads
Description
The conical pupiform shell of adult snails is 4.9–5.1 mm in height, with a diameter of 2.4–2.6 mm and a conical spire. It is very pale to dark golden-brown in colour, sometimes with a white peripheral band on the final whorl. It has fine, closely spaced, axal ribs. The umbilicus is closed. The circular aperture has a strongly reflected lip and an operculum is present. The animal has a white body with dark grey cephalic tentacles and black eyes.[2]
Remove ads
Habitat
The snail is most common in the Settlement region, with a few records from elsewhere on the island.[2]
References
Wikiwand - on
Seamless Wikipedia browsing. On steroids.
Remove ads