Hippoboscidae

noun plural

Hip·​po·​bos·​ci·​dae -ˈbäs-(k)ə-ˌdē 

: a family of winged or wingless dipteran flies that comprise the louse flies (as the sheep ked), are bloodsucking parasites on birds and mammals, and do not lay eggs but produce well developed larvae from time to time which almost immediately pupate

hippoboscid

-ˈbäs-(k)əd 

adjective or noun