Gyropena verans
Species of land snail
From Wikipedia, the free encyclopedia
Gyropena verans, also known as the sunken-spired pinwheel snail, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the pinwheel snail family, that is endemic to Australia's Lord Howe Island in the Tasman Sea.[2]
| Gyropena verans | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Order: | Stylommatophora |
| Family: | Charopidae |
| Subfamily: | Charopinae |
| Genus: | Gyropena |
| Species: | G. verans |
| Binomial name | |
| Gyropena verans | |
| |
| Location of Lord Howe Island | |
Description
The shell of the snail is 1.3–1.5 mm in height, with a diameter of 2.7–2.9 mm. The colour is pale fawn with irregular brown flammulations (flame-like markings). The shape is discoidal with a sunken spire, shouldered whorls, impressed sutures, and with prominent, closely-spaced radial ribs. The umbilicus is widely open. The aperture is roundly lunate. The animal is unknown.[2]
Distribution and habitat
This very rare snail occurs on the summits and slopes of Mount Lidgbird and Mount Gower, inhabiting plant litter.[2]