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Villosa perpurpurea

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA MOLLUSCA BIVALVIA UNIONOIDA UNIONIDAE

Scientific Name: Villosa perpurpurea
Species Authority: (Lea, 1861)
Common Name/s:
English – Purple Bean

Assessment Information [top]

Red List Category & Criteria: Critically Endangered B1+2c ver 2.3
Year Published: 2000
Annotations:
Needs updating
Assessor/s: Bogan, A.E. & Seddon, M.B. (Mollusc Specialist Group)
Reviewer/s: Seddon, M.B. (Mollusc Red List Authority)
Contributor/s:
Justification:
Five sites recorded historically but habitat deterioration and pollution mean that the only recent records are from the Upper Clench River making this a single locality species with less than 100 km² of river, which is in decline.
History:
1996 – Not Evaluated
1994 – Indeterminate (Groombridge 1994)
1990 – Indeterminate (IUCN 1990)
1988 – Indeterminate (IUCN Conservation Monitoring Centre 1988)
1986 – Indeterminate (IUCN Conservation Monitoring Centre 1986)

Geographic Range [top]

Countries:
Native:
United States
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: Occurs in water under 3 feet with a moderate to strong current and coarse sandy/gravel substrate with some silt.
Systems: Freshwater
Citation: Bogan, A.E. & Seddon, M.B. (Mollusc Specialist Group) 2000. Villosa perpurpurea. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 19 May 2013.
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