Amastra anthonii

Amastra anthonii
	Shell of Amastra anthonii
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Family:	Amastridae
Genus:	Amastra
Species:	A. anthonii
Binomial name
	Amastra anthonii; (Newcomb, 1861)
Synonyms
	Achatinella anthonii Newcomb, 1861 superseded combination; Amastra (Amastrella) anthonii (Newcomb, 1861) alternative representation;

Amastra anthonii is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.^[1]

Subspecies

Amastra anthonii anthonii (Newcomb, 1861)
Amastra anthonii meineckei C. M. Cooke, 1933
Amastra anthonii remota C. M. Cooke, 1917
Amastra anthonii subglobosa C. M. Cooke, 1933

Description

The length of the shell attains 15 mm, its diameter 10 mm.

(Original description) The shell contains 6 whorls. The shell is conically ovate, solid, and blackish-brown, with longitudinal striations. It comprises six inflated whorls, separated by a moderately impressed suture. The apex is obtuse.

The aperture is obliquely ovate, subtly angulate at the base. The outer lip is simple and thickened on the inner side. The columella is short and straight, bearing a somewhat callous plication below its midpoint.

The shell features a distinct white band below the suture and a dirty white coloration in the umbilical region.^[2]

Distribution

This species is endemic to Hawaii, occurring on Kauai Island.

References

^ Amastra anthonii (Newcomb, 1861)1. 5 December 2024. Retrieved through: World Register of Marine Species.
^ 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. 155. Retrieved 3 December 2024.{{cite book}}: CS1 maint: multiple names: authors list (link) This article incorporates text from this source, which is in the public domain.

Cooke, C.M. Junior (1933). "New species of Amastridae". Bernice P. Bishop Museum Occasional Papers. 10 (6): 1–29.

External links

Newcomb, W. (1861). "Description of new shells". Proceedings of the California Academy of Sciences. 1 (2): 93.
Cowie, R. H., Evenhuis, N. L. & Christensen, C. C. (1995). Catalog of the native land and freshwater molluscs of the Hawaiian Islands. vi. Leiden: Backhuys Publishers. p. 107.{{cite book}}: CS1 maint: multiple names: authors list (link)

[WoRMS-1] Amastra anthonii (Newcomb, 1861)1. 5 December 2024. Retrieved through: World Register of Marine Species.

[2] 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. 155. Retrieved 3 December 2024.{{cite book}}: CS1 maint: multiple names: authors list (link) This article incorporates text from this source, which is in the public domain.

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