Sandy-soil-nesting
Guides
Oxybelus bipunctatus
square-headed wasp
A square-headed wasp in the family Crabronidae with a broad geographic distribution spanning Africa, Europe, Northern Asia (excluding China), and North America. The species exhibits seasonal variation in nesting behavior and is known to provision nests with paralyzed flies. Two subspecies are recognized: O. b. bipunctatus and O. b. thermophilus.
Stictiella emarginata
sand wasp
Stictiella emarginata is a solitary sand wasp in the family Crabronidae, subfamily Bembicinae. It constructs nests in sandy soils and provisions cells with lepidopteran larvae, primarily Noctuidae and Hesperiidae. The species occurs across eastern North America from northern Michigan to the Atlantic Coast, with a flight season concentrated in late June through early August. Nesting behavior includes temporary nest closure, mound leveling, and orientation flights.