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Family Dryinidae - Pincer Wasps

Dryinus halsteadi - female wasp - Dryinus alatus - female Gelis? Wasp? - Gonatopus - female Dryinid - Dryinus crawfordi Ant-like wasp Dryinidae? - male Dryinidae larva?
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon (Aculeata - Ants, Bees and Stinging Wasps)
Superfamily Chrysidoidea (Cuckoo Wasps and Allies)
Family Dryinidae (Pincer Wasps)
Numbers
15 subfamilies, 50 genera, and >1700 spp. worldwide(1)
Identification
Females usually have a chelate fore tarsus for grasping the host bug during oviposition.(2) Females of most spp. are wingless; some mimic ants. Antennae 10-segmented.

Male wing venation:
Range
worldwide and throughout NA
Food
parasitoids and predators of Auchenorrhyncha (most commonly Cicadellidae, Delphacidae, Flatidae)(2)
Life Cycle
Larva develops inside the host, then extrudes in a characteristic sac bulging out of the host's abdomen. Pupation on host plant or in the soil.(2)
Internet References