Hydrophilidae

plural noun

Hy·​dro·​phil·​i·​dae

ˌhīdrəˈfiləˌdē

: a large family of diving beetles that are mostly of scavenging or predaceous habits and of elliptical form and black color and that live chiefly in quiet pools and carry with them a film of air for respiration

Word History

Etymology

New Latin, from Hydrophilus, type genus (from hydr- + -philus) + -idae

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