Sphaeriidae

plural noun

Sphae·​ri·​idae

sfə̇ˈrīəˌdē

: a cosmopolitan family of minute freshwater bivalve mollusks (suborder Submytilacea) including some that are intermediate hosts of trematode worms see sphaerium

Word History

Etymology

New Latin, from Sphaerium, type genus + -idae

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