Dytiscidae

plural noun

Dy·​tis·​ci·​dae

-səˌdē

: a family of predacious aquatic beetles of oval flattened form with filamentous antennae comprising the diving beetles, being notably voracious, and feeding on aquatic insects, worms, and even young fish see water devil

Word History

Etymology

New Latin, from Dytiscus, type genus + -idae

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