98a (97a). Tibiae without apical spurs; wing venation intricate with many
veins ending before
wing tip (Figs.A-B) (parasitoids of
grasshoppers)..................…........(Diptera) Nemestrinidae
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A B
98b. At least middle tibia with apical spurs; antennae have long
terminal style; wing venation
normal, not
complex (Figs.A-B) (both adults and larvae are predators of other
arthropods)............................................................................................................(Diptera) Rhagionidae
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A B