aka Weevil Wasp.

Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon (Aculeata - Ants, Bees and Stinging Wasps)
No Taxon (Apoid Wasps (Apoidea)- traditional Sphecidae)
Family Crabronidae
Subfamily Philanthinae
Tribe Cercerini
Genus Cerceris
Other Common Names
Weevil wasps
86 spp. in our area (of which ~30 reach Canada)(1), 29 in e. US(2), almost 900 worldwide(3)
Identification: Abdominal segments are constricted at the margins.
The faces of females are modified with unusual projections on the clypeus and clypeal margin.
Range: worldwide(3)
Habitat: Females excavate cavities in soil as nests.
Food: Most Cerceris species prey on adult beetles, but some also prey on bees and wasps. At least one species, C. halone, preys exclusively on acorn weevils (Curculio nasicus).