Epioblasma arcaeformis (I. Lea, 1831)

Arc-form pearly mussel, Sugarspoon



Taxonomy & Nomenclature

Synonym/s: Dysnomia arcaeformis I. Lea, 1831


Conservation Status


Last record: c.1940

IUCN RedList status: Extinct



Alabama/Kentucky/Tennessee, USA


Biology & Ecology




3 specimens are in the Illinois Natural History Survey mollusc [url=http://www.inhs.illinois.edu/animals_plants/mollusk/]collection[/url]:

INHS 1287
INHS 20267
INHS 20268






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Bogan, A.E. (Mollusc Specialist Group). (2000b). Epioblasma arcaeformis. The IUCN Red List of Threatened Species 2000: e.T7863A12858623. https://dx.doi.org/10.2305/IUCN.UK.2000.RLTS.T7863A12858623.en. Accessed on 14 June 2022.

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IUCN. 1990. IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland and Cambridge, UK.

Mirarchi, R.E. 2004. Alabama Wildlife. Volume One: A Checklist of Vertebrates and Selected Invertebrates: Aquatic Mollusks, Fishes, Amphibians, Reptiles, Birds, and Mammals. University of Alabama Press: Tuscaloosa, Alabama. 209 pp.

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Parmalee, P.W. and A.E. Bogan. 1998. The Freshwater Mussels of Tennessee. University of Tennessee Press: Knoxville, Tennessee. 328 pp.

Régnier, Claire, Fontaine, Benoît and Bouchet, Philippe. (2009). Not Knowing, Not Recording, Not Listing: Numerous Unnoticed Mollusk Extinctions. Conservation Biology 23(5): 1214-1221.

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Williams, J. D., A. E. Bogan, and J. T Garner. 2008. Freshwater mussels of Alabama & the Mobile Basin in Georgia, Mississippi, & Tennessee. University of Alabama Press, Tuscaloosa, Alabama. 908 pages.




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