Overview
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Interesting Facts
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Common Names
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Common Names in English:
Twisted Ram's-horn
Description
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Habitat
Typically found in a lake at a mean distance from sea level of 36 meters (119 feet).[1]
Ecology:
This species inhabits shallow waters of a range
of freshwater
habitats
,
as well as brackish
bays
and human-dominated habitats such as dam
reservoirs
, old river
beds
and ditches (Carlsson 2006, Michalik-Kucharz
2008).[2].
List of Habitats:
- 5 Wetlands (inland)
- 5.1 Wetlands (inland) - Permanent Rivers/Streams/Creeks (includes waterfalls )
- 5.5 Wetlands (inland) - Permanent Freshwater Lakes (over 8ha)
- 5.7 Wetlands (inland) - Permanent Freshwater Marshes/Pools (under 8ha)
- 13 Marine Coastal/Supratidal
- 13.4 Marine Coastal/Supratidal - Coastal Brackish/Saline Lagoons/Marine Lakes
- 15 Artificial/Aquatic & Marine
- 15.1 Artificial/Aquatic - Water Storage Areas (over 8ha)
- 15.2 Artificial/Aquatic - Ponds (below 8ha)
- 15.9 Artificial/Aquatic - Canals and Drainage Channels , Ditches [more info]
Taxonomy
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- Domain:
Eukaryota
(
)
- Whittaker & Margulis,1978
- eukaryotes
- Kingdom:
Animalia
()
- C. Linnaeus, 1758
- animals
- Subkingdom:
Bilateria
()
- (Hatschek, 1888) Cavalier-Smith, 1983
- Branch:
Protostomia
()
- Grobben, 1908
- Infrakingdom:
Lophotrochozoa
()
- Superphylum:
Eutrochozoa
()
- Phylum:
Mollusca
()
- (C. Linnaeus, 1758) Cuvier, 1795
- Molluscs
- Class:
Gastropoda
()
- Cuvier, 1795
- Snails and Slugs
- Subclass:
Orthogastropoda
()
- Ponder & Lindberg, 1996
- Superorder:
Heterobranchia
()
- J.E. Gray, 1840
- Order:
Hygrophila
()
- Cuvier, in Blainville, 1814
- Suborder:
Basommatophora
()
- Keferstein, in Bronn, 1864
- Superfamily:
Planorboidea
()
- Rafinesque, 1815
- Family:
Planorbidae
()
- Rafinesque, 1815
- Genus:
Bathyomphalus
()
- Agassiz, in Charpentier, 1837
- Specific name:
contortus
- (Linnaeus, 1758)
- Scientific name: - Bathyomphalus contortus (Linnaeus, 1758)
- Specific name:
contortus
- (Linnaeus, 1758)
- Genus:
Bathyomphalus
(
- Family:
Planorbidae
(
- Superfamily:
Planorboidea
(
- Suborder:
Basommatophora
(
- Order:
Hygrophila
(
- Superorder:
Heterobranchia
(
- Subclass:
Orthogastropoda
(
- Class:
Gastropoda
(
- Phylum:
Mollusca
(
- Superphylum:
Eutrochozoa
(
- Infrakingdom:
Lophotrochozoa
(
- Branch:
Protostomia
(
- Subkingdom:
Bilateria
(
- Kingdom:
Animalia
(
Synonyms
Anisus crassus • Helix contorta
Similar Species
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Members of the genus Bathyomphalus
ZipcodeZoo has pages for 1 species and subspecies in this genus:
B. contortus (Twisted Ram's-Horn)
More Info
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- Search for Pictures: images.google.com
- Search for Scholarly Articles: Google Scholar
- Search using Scientific Name and Vernacular Names: All the Web | AltaVista Canada | AltaVista | Excite | Google | HotBot | Lycos
- Search using Specialized Databases: GenBank | Medline | Scirus | CISTI/CAL | Agricola Periodicals | Agricola Books
Further Reading
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- Journal of conchology. London: D. Bogue. url p. 184.
- Our country's shells and how to know them: a guide to the British mollusca / by W.J. Gordon. .. with a coloured illustration of every species, and many original diagrams, by A. Lambert London: Simpkin, Marshall, Hamilton, Kent & Co., [1901] url p. 63.
- Special scientific report--wildlife / U.S. Department of the Interior, Fish and Wildlife Service. Washington, D.C.: The Service, 1949- url p. 195.
- Spixiana. 12 1989 München: Zoologische Staatssammlung München, 1977- url p. 258, p. 259.
- The Biological bulletin. Woods Hole, Mass.: Marine Biological Laboratory, url p. 506.
- The molluscan family Planorbidae / by Frank Collins Baker. Collation, revision, and additions by Harley Jones Van Cleave. Urbana: The University of Illinois Press, 1945. url p. 242, p. 328, p. 332, p. 390, p. 43, p. 62.
- Veröffentlichungen der Zoologischen Staatssammlung München. 4 1956 München: Die Staatssammlung, url p. 15, p. 17, p. 187, p. 19, p. 21, p. 22, p. 223, p. 267, p. 42, p. 47, p. 48, p. 52.
Notes
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Contributors
- Brands, S.J. (comp.) 1989-present. The Taxonomicon. Universal Taxonomic Services, Zwaag, The Netherlands. Accessed January 17, 2012.
- IUCN 2012. IUCN Red List of Threatened Species. Version 2011.2. . Downloaded on January 28, 2012.
- Seddon, M. & Van Damme, D. 2011. Bathyomphalus contortus. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloadedon 30January2012.
Data Sources
Accessed through GBIF Data Portal November 18, 2007:
- UK National Biodiversity Network, Conchological Society of Great Britain & Ireland - Mollusc
- data for Great Britain and Ireland
Identifiers
- Biodiversity Heritage Library NamebankID: 7100505
- Global Biodiversity Information Facility Taxonkey: 2468095
- IUCN ID: 194528
- Zipcode Zoo Species Identifier: 633762
Footnotes
- Standard Deviation = 83.510 based on 11,921 observations. Altitude information for each observation from British Oceanographic Data Centre. [back]
- Seddon, M. & Van Damme, D. 2011. Bathyomphalus contortus. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 30 January 2012. [back]
