Epioblasma lenior


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Epioblasma lenior
Species Authority: (I. Lea, 1842)
Common Name(s):
English Narrow Catspaw, Stone's Pearly Mussel
Dysnomia lenior I. Lea, 1842
Taxonomic Notes: Was listed in the 1996 IUCN Red List under the name Dysnomia lenior.

Assessment Information [top]

Red List Category & Criteria: Extinct ver 2.3
Year Published: 2000
Date Assessed: 2000-06-30
Needs updating
Assessor(s): Bogan, A.E. (Mollusc Specialist Group)
Reviewer(s): Seddon. M.B. & Bogan, A.E. (Mollusc Red List Authority)
Bogan suggests that this possibly became extinct since 1965. Only recorded from one site in the last 70 years.
1996 Extinct
1996 Critically Endangered (Baillie and Groombridge 1996)
1996 Critically Endangered
1996 Extinct (Baillie and Groombridge 1996)
1994 Extinct (Groombridge 1994)
1990 Extinct (IUCN 1990)
1988 Extinct (IUCN Conservation Monitoring Centre 1988)
1986 Extinct (IUCN Conservation Monitoring Centre 1986)

Geographic Range [top]

Range Description: Cumberland and Tennessee River systems.
Regionally extinct:
United States (Alabama, Tennessee)
Range Map: Click here to open the map viewer and explore range.

Habitat and Ecology [top]

Habitat and Ecology: Small to medium rivers, in gravel and sand in clear fast flowing water.
Systems: Freshwater

Threats [top]

Major Threat(s): Extinction due to habitat destruction and deterioration.

Citation: Bogan, A.E. (Mollusc Specialist Group) 2000. Epioblasma lenior. The IUCN Red List of Threatened Species. Version 2014.3. <>. Downloaded on 27 May 2015.
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