entomofauna

[ en-tuh-moh-faw-nuh ]
/ ˌɛn tə moʊˈfɔ nə /

noun, plural en·to·mo·fau·nas, en·to·mo·fau·nae [en-tuh-moh-faw-nee] /ˌɛn tə moʊˈfɔ ni/. (used with a singular or plural verb)

the insect life of a region or habitat.

Origin of entomofauna

First recorded in 1950–55; entomo- + fauna