Amastra cylindrica is a species of land snail, a terrestrial pulmonate gastropod mollusc in the Amastridae family.[2]
Description
(Original description) The shell is dextral, elongately cylindrical, tapering to a pointed summit. It consists of seven slightly rounded whorls separated by a moderately distinct suture. The aperture is oblong-ovate, and the columella ends in a flexuous tooth. The shell's surface is marked by strong longitudinal striations. Its coloration is of a light horn tone, encircled by numerous narrow brown bands.[3]
Distribution
This species is endemic to Hawaii and occurs on Oahu Island.[1]
References
- ^ a b Cowie, R.H. (1996). "Amastra cylindrica". IUCN Red List of Threatened Species. 1996: e.T985A13100609. doi:10.2305/IUCN.UK.1996.RLTS.T985A13100609.en. Retrieved 16 November 2021.
- ^ Amastra cylindrica(Newcomb, 1854). 19 November 2024. Retrieved through: World Register of Marine Species.
- ^ Newcomb, W. (1854). "Descriptions of seventy·nine new species of Achatinella, (Swains.), a genus of pulmoniferous mollusks, in the collection of Hugh Cuming, Esq". Proceedings of the Zoological Society of London. 21: 134. Retrieved 19 November 2024.
This article incorporates text from this source, which is in the public domain.
- Cowie, R. H., Evenhuis, N. L. & Christensen, C. C. (1995). Catalog of the native land and freshwater molluscs of the Hawaiian Islands. Leiden: Backhuys Publishers. pp. 1–248.
{{cite book}}: CS1 maint: multiple names: authors list (link)
External links
- Gulick, J. T. & Smith, E. A. (1873). "Descriptions of new species of Achatinellinae". Proceedings of the Zoological Society of London. 1873: 86.
{{cite journal}}: CS1 maint: multiple names: authors list (link) - Pfeiffer, L. (1856). "Descriptions of twenty-three new species of Achatinella, collected by Mr. D. Frick in the Sandwich Islands; from Mr. Cuming's collection". Proceedings of the Zoological Society of London. 23 (297): 204.