Howearion hilli
Howearion hilli, also known as the Lord Howe semislug, is a species of semislug that is endemic to Australia's Lord Howe Island in the Tasman Sea.[1]
| Howearion hilli | |
|---|---|
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Order: | Stylommatophora |
| Superfamily: | Helicarionoidea |
| Family: | Helicarionidae |
| Genus: | Howearion |
| Species: | H. belli |
| Binomial name | |
| Howearion belli (Cox, 1873) | |
 | |
| Location of Lord Howe Island | |
| Synonyms | |
| |
Description
The shell of the mature animal is 6.9–9.1 mm in height, with a diameter of 13.4–17 mm, ear-shaped with rounded, rapidly expanding whorls, and with flattened spire and apex. It is glossy and golden in colouration. The umbilicus is closed. The aperture is ovately lunate. The animal is yellowish-cream with brown stripes and spots and tiny white flecks.[1]
Distribution
The semislug is widespread in the lowlands of the island, as well as on the lower slopes of the southern mountains.[1]
References
- 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.
- MolluscaBase eds (2021). "Howearion hilli (Cox, 1873)". MolluscaBase. Flanders Marine Institute. Retrieved 2021-07-31.
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