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''Allenella belli'', also known as the beautiful pinhead snail, is a species of
land snail A land snail is any of the numerous species of snail that live on land, as opposed to the sea snails and freshwater snails. ''Land snail'' is the common name for terrestrial gastropod mollusks that have shells (those without shells are known as ...
that is endemic to
Australia Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the mainland of the Australia (continent), Australian continent, the island of Tasmania, and numerous List of islands of Australia, sma ...
's Lord Howe Island in the Tasman Sea.


Description

The depressedly turbinate shell of the mature snail is 1.6 mm in height, with a diameter of 2.4 mm, and a low conical spire. It is amber to golden in colour. The whorls are rounded, with impressed sutures and distinct radial ribs. It has an ovately lunate aperture and narrowly open umbilicus.


Distribution and habitat

This rare snail has a distribution limited to the summits and upper slopes of the island's southern mountains. The only live specimens were collected from shrubs and tree trunks.


References

* belli Gastropods of Lord Howe Island Taxa named by Tom Iredale Gastropods described in 1944 {{Punctidae-stub