Bithynia (genus)
Bithynia | ||||||||||||
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Common snail snail ( Bithynia tentaculata ) |
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Systematics | ||||||||||||
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Scientific name | ||||||||||||
Bithynia | ||||||||||||
Leach , 1818 |
Bithynia is a species of fresh water snails from the family of bithyniidae (Bithyniidae) used to order the architaenioglossa is provided. It occurs with several species in European inland waters.
features
The species of the genus have a right-handed, moderately slender, conical housing . About five to six turns are formed. The height is up to 1.5 cm, the thickness up to max. about 1 cm. The mouth can be closed by a calcified operculum . The brownish housing has an approximately smooth, z. T. shiny surface that shows only streaks of growth. The shell is relatively thin and translucent.
Way of life and distribution
The species of the genus are filter feeders and detritus eaters . They are widespread in Europe and North Asia. The species of the genus Bithynia are separate sexes. The young hatch after 14 to 20 days, depending on the water temperature.
Systematics
The Fauna Europaea divides the genus Bithynia Leach into two sub-genres that Nominatuntergattung Bithynia (Bithynia) and Bithynia (Codiella) Locard, 1894. Other authors reject this subgenus outline.
- Bithynia boissieri (sexton, 1852)
- Bithynia candiota Westerlund, 1885
- Bithynia graeca Westerlund, 1879
- Bithynia italica (Paulucci, 1880)
- Bellied snail Bithynia leachii (Sheppard, 1823)
- Bithynia mostarensis Moellendorff, 1873
- Common snail snail Bithynia (Bithynia) tentaculata (Linnaeus, 1758)
- Bithynia radomani Glöer & Pešić, 2007
- Bithynia schwabii Frauenfeld, 1865
- Bithynia skadarskii Glöer & Pešić, 2007
- Bithynia troschelii (Paasch, 1842)
- Bithynia walderdorffii Frauenfeld, 1865
- Bithynia zeta Glöer & Pešić, 2007
literature
- Peter Glöer: The animal world of Germany. Mollusca I Freshwater gastropods of Northern and Central Europe Key to identification, way of life, distribution. 2. rework. Ed., 327 pages, ConchBooks, Hackenheim 2002, ISBN 3-925919-60-0
- Rosina Fechter, Gerhard Falkner: Mollusks. 287 pp., Mosaik-Verlag, Munich 1990 (Steinbach's Nature Guide 10), ISBN 3-570-03414-3
- Peter Glöer and Vladimir Pešić: The Bithynia species from Skadar Lake (Montenegro) (Gastropoda: Bithyniidae). Mollusca, 25 (1): 7-12, Dresden 2007 PDF
- Michael P. Kerney, RAD Cameron, Jürgen H. Jungbluth: The land snails of Northern and Central Europe. 384 pp., Paul Parey, Hamburg & Berlin 1983, ISBN 3-490-17918-8