Amastra soror
From Wikipedia, the free encyclopedia
| Amastra soror | |
|---|---|
 | |
| Shell of Amastra soror (holotype) | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Order: | Stylommatophora |
| Family: | Amastridae |
| Genus: | Amastra |
| Species: | A. soror |
| Binomial name | |
| Amastra soror (Newcomb, 1854) | |
| Synonyms | |
| |
Amastra soror is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Amastridae.[1]
- Subspecies
- Amastra soror interjecta Hyatt & Pilsbry, 1911
- Amastra soror laticeps Hyatt & Pilsbry, 1911
- Amastra soror soror (Newcomb, 1854)
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]
