Epioblasma torulosa ssp. gubernaculum


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Epioblasma torulosa ssp. gubernaculum
Species Authority: (Reeve, 1865)
Parent Species:
Common Name(s):
English Green-blossom, Green-blossom Naiad, Green-blossom Pearly Mussel, Green Riffle Shell
Dysnomia torulosa subspecies gubernaculum Reeve, 1865

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. (Mollusc Red List Authority)
Only known from a single site in the 1970s and recent surveys have failed to find the species. No live specimens have been collected in more than 20 years and fresh shells have not been collected since the 1980s.
1996 Critically Endangered
1994 Endangered (Groombridge 1994)
1990 Endangered (IUCN 1990)
1988 Endangered (IUCN Conservation Monitoring Centre 1988)
1986 Endangered (IUCN Conservation Monitoring Centre 1986)

Geographic Range [top]

Range Description: Tennessee River, Upper tributaries including North Fork, South Fork, Clench River, Dow River.
Regionally extinct:
United States
Range Map: Click here to open the map viewer and explore range.

Habitat and Ecology [top]

Systems: Freshwater

Citation: Bogan, A.E. (Mollusc Specialist Group) 2000. Epioblasma torulosa ssp. gubernaculum. The IUCN Red List of Threatened Species. Version 2014.3. <>. Downloaded on 30 May 2015.
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