Cumberland pigtoe

The Cumberland pigtoe (Pleurobema gibberum) is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.

Cumberland pigtoe
Conservation status
Critically Endangered  (IUCN 2.3)[1]
Endangered (ESA)[2][3]
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Bivalvia
Order:	Unionida
Family:	Unionidae
Genus:	Pleurobema
Species:	P. gibberum
Binomial name
Pleurobema gibberum (I. Lea, 1838)
Synonyms[4]
Pleuronaia gibbera (Lea, 1838) Pleuronaia gibberum (Lea, 1838) Unio gibber Lea, 1838

Distribution

This species is endemic to the United States.