Biology:Ashfordia granulata
| Ashfordia granulata | |
|---|---|
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| Scientific classification | |
| Kingdom: | Animalia
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| Phylum: | |
| Class: | |
| (unranked): | clade Heterobranchia
clade Euthyneura clade Panpulmonata clade Eupulmonata clade Stylommatophora informal group Sigmurethra |
| Superfamily: | |
| Family: | |
| Genus: | |
| Species: | A. granulata
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| Binomial name | |
| Ashfordia granulata (Alder, 1830)[1]
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Ashfordia granulata, common name the "silky snail", is a species of medium-sized air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Hygromiidae, the hairy snails and their allies.
This species is sometimes placed in the genus Monacha and known as Monacha granulata.[2][3]
Distribution
This species is known to occur mainly in:
- Ireland
- Great Britain, England
with small populations in:
- France
- Spain
Description
The 5-7 × 7-9 mm shell is whitish to pale brown and thin, translucent, with fine straight hairs with bulbous bases. There are 5.5-6 convex whorls with deep suture. The aperture is simple with a thin lip or without a lip . It is reflected only at the columellar side. The umbilicus is very narrow and partly covered by the reflected columellar margin. The mantle is with black spots.[4]
Life cycle
The size of the egg is 1 mm.[5]
References
- ↑ Alder J. 1830. A catalogue of the land and fresh-water testaceous Mollusca found in the vicinity of Newcastle upon Tyne, with remarks. Transactions of the Natural History Society of Northumberland and Durham 1 (1): 26-41. London.
- ↑ "Monacha granulata". http://zipcodezoo.com/Animals/M/Monacha_granulata/.
- ↑ "Archived copy". http://ads.ahds.ac.uk/catalogue/adsdata/cbaresrep/pdf/011/01113001.pdf.
- ↑ "AnimalBase :: Ashfordia granulata species homepage". http://www.animalbase.uni-goettingen.de/zooweb/servlet/AnimalBase/home/species?id=1319.
- ↑ Heller J.: Life History Strategies. in Barker G. M. (ed.): The biology of terrestrial molluscs. CABI Publishing, Oxon, UK, 2001, ISBN:0-85199-318-4. 1-146, cited page: 428.
External links
- Ashfordia granulata at Animalbase taxonomy,short description, distribution, biology,status (threats), images
- Image from Habitas
Wikidata ☰ Q4805022 entry
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