family physidae

English Thesaurus

1. freshwater snails (noun.animal)

hypernym	:	mollusk family,
definition	:	a family of mollusks (noun.animal)

member holonym	:	genus physa,
definition	:	type genus of the Physidae; freshwater air-breathing snails (noun.animal)

member meronym	:	order pulmonata, pulmonata,
definition	:	large order of gastropods usually breathing by means of a lung-like sac comprising most land snails and slugs and many freshwater snails (noun.animal)