Muscoidea

Mus·coi·dea

noun pl \məs-ˈkȯid-ē-ə\

Definition of MUSCOIDEA

: a superfamily of dipteran flies including the houseflies and many related flies (as of the families Muscidae, Gasterophilidae, Calliphoridae, and Tachinidae) that have the head freely movable and the abdomen usually oval and bristly

—mus·coid \ˈməs-ˌkȯid\ adjective