robber fly (Promachus yesonicus)
horsefly and bee; horsefly and wasp
deerfly (Chrysops suavis)
Tabanus trigonus (species of horsefly)
hoverfly (Syrphidae spp.); syrphid; drone fly (Eristalis tenax)
bee fly (any insect of family Bombyliidae)
soldier fly (any fly of family Stratiomyidae, esp. species Stratiomys japonica)