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Subtribe Bembicina

common sand wasp throwing dirt - Bembix americana Sand Wasp - Bicyrtes quadrifasciatus - female Bembix Sand Wasp (Bembix Sp.)  - Bembix Bicyrtes sp. larva day 5 - Bicyrtes Black, white, and yellow wasp - Bembix wasp that flies low over sandy shoreline - Bicyrtes quadrifasciatus - male Wasp - Bicyrtes
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 (Apoidea)- traditional Sphecidae)
Family Crabronidae
Subfamily Bembicinae
Tribe Bembicini (Sand Wasps)
Subtribe Bembicina
Numbers
ca. 40 spp. in 4 genera in our area(1), >450 spp. in 11 genera worldwide (of which ~350 Bembix spp.)(2)
Identification
CA fauna treated in(3)
Works Cited
1.Ascher J.S., Pickering J. (2017) Discover Life bee species guide and world checklist (Hymenoptera: Apoidea: Anthophila)
2.Catalog of Sphecidae sensu lato
3.California Bembicine Sand Wasps
R. M. Bohart and D. S. Horning, Jr. 1971. Bull. Calif. Insect Survey, Vol. 13, 49 pp. -- University of California Press.