Passalidae

plural noun

Pas·​sal·​i·​dae

pəˈsaləˌdē

: a family of rather large usually black lamellicorn beetles chiefly of tropical countries that live and feed in decaying wood and are sometimes placed in the family Lucanidae see bess-bug, passalus

Word History

Etymology

New Latin, from Passalus, type genus + -idae

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