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Family Sapygidae - Sapygid Wasps

Long antennae - male Sapygid Wasp in California - Eusapyga verticalis - male Is this Polochrum elegans? - Polochrum elegans - female Square-headed wasp? - Krombeinopyga aculeata Interesting Wasp - Krombeinopyga pumila - male tiphiid like wasp? - male - female Female Sapyga martini, I think - Sapyga martini - female Solitary wasp
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 Pompiloidea (Spider Wasps, Velvet Ants and allies)
Family Sapygidae (Sapygid Wasps)
Other Common Names
Club-horned Wasps
Numbers
19 spp. in our area(1)
Size
10-15 mm(1)
Identification
Usually black spotted or banded with yellow, eyes deeply notched. Short legs. Differ from Myzininae (Tiphiidae) in being smaller and in lacking mesosternal lobes. Differ from Mutillidae in having the body bare.
key to genera in(2)
Food
Larvae are parasites or cleptoparasites of other aculeate larvae, esp. of leaf-cutting bees that nest in hollow twigs(1).
Remarks
Widely distributed group; rather uncommon.