Amastra affinis

Amastra affinis
	Shell of Amastra affinis (specimen at the Paleontological Research Institution)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Family:	Amastridae
Genus:	Amastra
Species:	A. affinis
Binomial name
	Amastra affinis; (Newcomb, 1854)
Synonyms
	Achatinella (Laminella) goniostomaL. Pfeiffer, 1855 junior subjective synonym; Achatinella affinisNewcomb, 1854 superseded combination; Achatinella pupoideaNewcomb, 1854 junior subjective synonym; Amastra (Amastra) affinis(Newcomb, 1854) alternative representation; Amastra (Amastra) affinis affinis(Newcomb, 1854); Amastra (Amastra) affinis pupoideaNewcomb, 1854; Amastra (Amastra) affinis subpullaHyatt & Pilsbry, 1911 junior subjective synonym; Amastra (Amastra) affinis var. bigenerHyatt, 1911 junior subjective synonym; Amastra (Amastra) affinis var. cinderellaHyatt, 1911 junior subjective synonym; Amastra (Amastra) bigenerHyatt, 1911 alternative representation; Amastra (Amastra) bigener var. aberransHyatt, 1911 junior subjective synonym; Amastra affinis subpullaHyatt & Pilsbry, 1911 junior subjective synonym; Amastra affinis var. bigenerHyatt, 1911 junior subjective synonym; Amastra bigenerHyatt, 1911 junior subjective synonym; Amastra bigener var. abberansHyatt, 1911 junior subjective synonym; Amastra rusticaGulick, 1873 junior subjective synonym;

Last updated January 18, 2025

Amastra affinis is a species of land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.^[2]

Description

(Original description) The shell is sharply conical, composed of six rounded, non-margined whorls with a well-defined suture. The aperture is ovate, with a thin outer lip. The columella features a white, lamellar, twisted tooth.

The shell is predominantly white, roseate, or salmon in color, often retaining traces of a dark brown epidermis. The body whorl is noticeably lighter in color compared to the upper ones.^[3]

Distribution

This species is endemic to Hawaii and occurs on Maui Island.

Related Research Articles

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Amastra elongata is an extinct species of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Amastridae.

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Amastra humilis is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.

Amastra nigra is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.

Amastra petricola is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.

<i>Amastra pusilla</i> Species of mollusc

Amastra pusilla is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.

Amastra magna is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.

Amastra mucronata is a species of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Amastridae.

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References

↑ "WoRMS - World Register of Marine Species - Amastra cylindrica (Newcomb, 1854)". www.marinespecies.org. Retrieved 2024-11-19.
↑ Amastra affinis(Newcomb, 1854) . 20 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: 142. 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.
Hyatt, A. & Pilsbry, H. A. ( (1910–1911). Manual of conchology, structural and systematic, with illustrations of the species. Ser. 2, Pulmonata. Vol. 21: Achatinellidae (Amastrinae). Philadelphia: Conchological Department, Academy of Natural Sciences. p. 300.{{cite book}}: CS1 maint: multiple names: authors list (link)

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[1] "WoRMS - World Register of Marine Species - Amastra cylindrica (Newcomb, 1854)". www.marinespecies.org. Retrieved 2024-11-19.

[WoRMS-2] Amastra affinis(Newcomb, 1854) . 20 November 2024. Retrieved through: World Register of Marine Species .

[3] 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: 142. Retrieved 19 November 2024. This article incorporates text from this source, which is in the public domain .

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