Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

Interested in a 2022 BugGuide gathering in New Mexico?

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Previous events


TaxonomyBrowse
Info
ImagesLinksBooksData

Genus Bembix

Bembix americana comata - Bembix americana - female Baby Blue Wasp - Bembix - male Sand Wasp - Bembix Bembix americana? - Bembix cuckoo bee? in my garden gathering nectar frantically but not pollen. west of Tulsa, OK - Bembix Sand Wasp - Bembix americana - female 7007316 Bembix - Bembix Bembix? - Bembix
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)
No Taxon (Apoid Wasps (traditional Sphecidae))
Family Crabronidae (Square-headed Wasps, Sand Wasps, and Allies)
Subfamily Bembicinae
Tribe Bembicini (Sand Wasps)
Subtribe Bembicina
Genus Bembix
Other Common Names
Sand Wasps (also applies to closely related genera including Bicyrtes).
Synonyms and other taxonomic changes
"Bembex" is a misspelling.
Numbers
21 spp. in our area(1), ~350 spp. worldwide(2)
Identification
Abdomen black with broad white, yellowish, or light bluish curving bands that often meet at the dorsal midline.
Range
Throughout NA
Habitat
Usually sandy areas; nest holes are dug in the sand; best opportunity to observe individuals is on dunes or where vegetation is sparse
Season
Summer
Food
Females provision their nest with flies which the larvae feed on (a single developing larva may eat more than twenty flies)
Remarks
Provisioning is progressive. The females provide a greater number of prey over subsequent days during larval growth. Adults are excellent diggers and can disappear below the surface of loose sand within seconds.
See Also
Bicyrtes generally have abdominal bands that are straighter and don't quite meet at the dorsal midline