| Amastra crassilabrum | |
|---|---|
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Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Order: | Stylommatophora |
| Family: | Amastridae |
| Genus: | Amastra |
| Species: | †A. crassilabrum |
| Binomial name | |
| †Amastra crassilabrum | |
 | |
| Location of Oʻahu | |
| Synonyms | |
| |
Amastra crassilabrum is an extict species of air-breathing land snail, a terrestrial pulmonate gastropod mollusks in the family Amastridae. [3]
(Original description) The shell is conically ovate, pointed at the apex, and ventricose toward the base, with a rather solid structure. It consists of six rounded whorls and features an ovate aperture. The outer lip is significantly thickened internally, while the short columella terminates in a prominent oblique plait. The surface is marked by strong longitudinal striations, with the body whorl often bearing cicatrices.
The body whorl is yellowish-white, contrasting with the dark brown or black coloration of the upper whorls. [4]
This species was endemic to Oʻahu, and was known from the Waiʻanae Range.
Amastra albolabris was a species of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Amastridae.
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 cylindrica is a species of land snail, a terrestrial pulmonate gastropod mollusc in the Amastridae family.
Amastra elongata is an extinct species of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Amastridae.
Amastra reticulata is an extinct species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.
Amastra subrostrata was an extinct species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.
Amastra tenuispira is an extinct species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Amastridae.
Amastra affinis 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 soror 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.
Amastra obesa is a species of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Amastridae.
Amastra violacea is a species of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Amastridae.
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