Acorn pearly mussel

Acorn pearly mussel

Taxobox
name = Acorn pearly mussel


status = EX | status_system = IUCN2.3
regnum = Animalia
phylum = Mollusca
classis = Bivalvia
ordo = Unionoida
familia = Unionidae
genus = "Epioblasma"
species = "E. haysiana"
binomial = "Epioblasma haysiana"
binomial_authority = (I. Lea, 1834)
synonyms = "Dysnomia haysiana" I. Lea, 1834

The acorn pearly mussel or acornshell, "Epioblasma haysiana", was a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the pearly mussels, Naiads or unionids.

This species was endemic to the United States. Its natural habitat was rivers. It is now extinct.

ource

* Bogan, A.E. 2000. [http://www.iucnredlist.org/search/details.php/7872/all Epioblasma haysiana] . [http://www.iucnredlist.org 2006 IUCN Red List of Threatened Species. ] Downloaded on 07 August 2007.


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