Gyraulus albus
| Gyraulus albus | |
|---|---|
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Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Superorder: | Hygrophila |
| Family: | Planorbidae |
| Genus: | Gyraulus |
| Species: | G. albus
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| Binomial name | |
| Gyraulus albus (O. F. Müller, 1774)[1]
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| Synonyms | |
|
Planorbis albus Müller, 1774 | |
Gyraulus albus, common name white ramshorn, is a small species of freshwater snail, an aquatic pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails.
Gyraulus albus is the type species of the genus Gyraulus.
Distribution[edit]
- Belgium
- Czech Republic[2] - least concern (LC)
- Germany
- Hungary
- Netherlands[3]
- Poland
- Slovakia[2]
- Great Britain
- Ireland
Habitat[edit]
This small snail lives in various types of freshwater habitats among weed and on bottom mud. It doesn't require a high level of calcium.
Description[edit]
The shell of this species is rather small, reaching a height of 1.3 - 1.8 mm and a width of 4 – 7 mm. This shell has a discoid shape with 4 - 4½ body whorls that expand in the direction of the aperture. This aperture and the whorls are curved and do not have a keel.
The shell of this species is white (sometimes darkened by mud deposits) and has a characteristic spiral sculpture.
References[edit]
- ^ Müller O. F. (1774). Vermivm terrestrium et fluviatilium, seu animalium infusoriorum, helminthicorum, et testaceorum, non marinorum, succincta historia. Volumen alterum. pp. I-XXXVI, 1-214, Havniae & Lipsiae. page 164
- ^ a b (in Czech) Horsák M., Juřičková L., Beran L., Čejka T. & Dvořák L. (2010). "Komentovaný seznam měkkýšů zjištěných ve volné přírodě České a Slovenské republiky. [Annotated list of mollusc species recorded outdoors in the Czech and Slovak Republics]". Malacologica Bohemoslovaca, Suppl. 1: 1-37. PDF.
- ^ (in Dutch) Gittenberger E., Janssen A. W., Kuijper W. J., Kuiper J. G. J., Meijer T., van der Velde G. & de Vries J. N. (2004). Nederlandse zoetwatermollusken. Nederlandse Fauna 2. KNNV uitgeverij . 288 pp., ISBN 978-90-5011-201-7. 152-153 Archived 2007-10-23 at the Wayback Machine.
Further reading[edit]
- V. Pfleger & June Chatfield, A guide to the snails of Britain and Europe; Hamlyn Publishing Group, London, 1988; ISBN 0-600-55127-X
External links[edit]
- Gyraulus albus at AnimalBase
Media related to Gyraulus albus at Wikimedia Commons
