| Noun | 1. | superfamily Sphecoidea - families Sphecidae and Stizidae arthropod family - any of the arthropods Hymenoptera, order Hymenoptera - an order of insects including: bees; wasps; ants; ichneumons; sawflies; gall wasps; etc. sphecoid, sphecoid wasp - any of various solitary wasps family Sphecidae, Sphecidae - mud daubers; some digger wasps family Stizidae, Stizidae - cicada killers |