e/Freshwater bivalves

Information
has gloss	eng: Freshwater bivalves are bivalve mollusks which live in freshwater, as opposed to saltwater. Although the majority of species of bivalve mollusks live in the sea, a number of different families of bivalves live in freshwater (and in some cases in freshwater and brackish water). These families are grouped into two separate lineages which are not closely related.
lexicalization	eng: freshwater bivalves
instance of	(noun) oysters; clams; scallops; mussels Bivalvia, class Pelecypoda, Lamellibranchia, class Lamellibranchia, class Bivalvia