Alasmidonta viridis

Alasmidonta viridis, the slippershell mussel, is a species of mussel in the family Unionidae, the river mussels.^[1][2][3] It is found in the central and eastern United States and in Ontario, Canada.^[1][2] It is threatened in parts of its range, but it is not threatened as a species.^[1][2]

Alasmidonta viridis
Conservation status
Least Concern  (IUCN 3.1)[1]
Apparently Secure  (NatureServe)[2]
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Bivalvia
Order:	Unionida
Family:	Unionidae
Genus:	Alasmidonta
Species:	A. viridis
Binomial name
Alasmidonta viridis (Rafinesque, 1820)
Synonyms
Unio (Elliptio) viridis Rafinesque, 1820

Alasmidonta viridis primarily occurs in creeks and headwaters of rivers, but has also been found in larger rivers and in lakes.^[1]