mycetophilid
/ˌmʌɪsɪˈtɒfɪlɪd/Entomology
noun
A fly of the dipteran family Mycetophilidae comprising the fungus gnats, whose larvae feed chiefly on fungi.
adjective
Of or relating to the family Mycetophilidae.
Origin
Mid 19th century; earliest use found in American Naturalist. From scientific Latin Mycetophilidae, family name from Mycetophila, genus name + -idae.