Definitions

1. noun

A member of the beetle family Passalidae, characterized by a long, narrow body and a distinctive habit of ‘flying’ with their front legs.

“The entomologist spent years studying the behavior of various passalid beetles in their natural habitats.”

2. noun

A fungus gnat or midge larva of the family Chironomidae, often found in moist environments.

“The passalid larvae in the pond were an essential food source for the local fish population.”