Amastra soror | |
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Shell of Amastra soror (holotype) | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Order: | Stylommatophora |
Family: | Amastridae |
Genus: | Amastra |
Species: | A. soror |
Binomial name | |
Amastra soror (Newcomb, 1854) | |
Synonyms | |
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Amastra soror is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae. [1]
The length of the shell attains 11.6 mm.
(Original description) The shell is sinistral and conically turreted, comprising seven rounded whorls with a deeply impressed suture. The aperture is small and subovate, with a simple outer lip. The columella is very short, ending in a twisted plicate tooth.
The thin epidermis is dark corneous on the upper portion and light corneous below. [2]
This species is endemic to Hawaii and occurs on Maui Island.
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Amastra is a genus of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Amastridae.
Amastra cornea was a species of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Amastridae.
Amastra crassilabrum is an extict species of air-breathing land snail, a terrestrial pulmonate gastropod mollusks in the family Amastridae.
Amastra porcus was a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Amastridae. This species was endemic to Hawaii.
Amastra reticulata is an extinct species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.
Amastra subsoror was a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae. It was endemic to Maui, Hawaii. It was described by George W. Tryon and Henry A. Pilsbry in their 1911 Manual of Conchology, and was last observed in 1946. It is thought to have gone extinct due to the introduction of predators to its habitat, the destruction of its habitat, and overcollecting.
Carelia turricula are an extinct species of small, air-breathing, land snail, terrestrial pulmonate gastropod mollusc in the family Amastridae.
Amastridae is a taxonomic family of small, air-breathing, land snails, terrestrial pulmonate gastropod mollusks in the superfamily Pupilloidea.
Amastra affinis is a species of land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.
Amastra agglutinans is a species of land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.
Amastra assimilis is a species of land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.
Amastra biplicata was a species of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Amastridae.
Amastra flavescens is a species of land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.
Amastra mastersi is a species of land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.
Amastra melanosis is a species of land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.
Amastra moesta is a species of land snail, a terrestrial pulmonate gastropod mollusc in the Amastridae family.
Amastra albocincta is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.
Amastra eos is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.
Amastra fragilis is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.