Achatinella sowerbyana
| Achatinella sowerbyana | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| (unranked): | clade Heterobranchia clade Euthyneura |
| Superfamily: | Achatinelloidea |
| Family: | Achatinellidae |
| Genus: | Achatinella |
| Subgenus: | Bulimella |
| Species: | A. sowerbyana |
| Binomial name | |
| Achatinella sowerbyana Pfeiffer, 1855 | |
| Synonyms | |
| |
Achatinella sowerbyana is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Achatinellidae. This species is endemic to Hawaii.
Shell description
The sinistral or dextral shell is imperforate, conic-oblong and solid. The shell has 6 whorls. The spire is slightly convexly-conic and the apex subacute. The suture is margined and the whorls are slightly convex. The glossy color is tawny buff and slightly streaked with a deeper shade. The aperture is oblique and white within. The strong columellar fold is superior, twisted, and roseate. The peristome is rose-lipped with the outer margin shortly expanded and columellar margin dilated and adnate.[2]
The height of the shell is 18.0 mm. The width of the shell is 9.0 mm.[2]
References
This article incorporates public domain text (a public domain work of the United States Government) from reference.[2]
- ↑ Hadfield M. & Hadway L. (1996). "Achatinella sowerbyana". IUCN Red List of Threatened Species. Version 2013.2. International Union for Conservation of Nature. Retrieved 11 January 2014.
- 1 2 3 U.S. Fish and Wildlife Service. (1992) Endangered Species Recovery Plan for the O’ahu Tree Snails of the Genus Achatinella. U.S. Fish and Wildlife Service, Portland, Oregon, 64 pp. + 64 pp. of appendices + 5 figures. PDF