Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Tachytes aurulentus

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 (Apoidea sans Anthophila – Apoid Wasps)
Family Crabronidae (Square-headed Wasps, Sand Wasps, and Allies)
Subfamily Crabroninae (Square-headed Wasps)
Tribe Larrini
Subtribe Gastrosericina
Genus Tachytes
Species aurulentus (Tachytes aurulentus)
Identification
The males have the basal antennae segments F2 to F4 slightly convex, on the ventral side. (1)

Compare with Tachytes grisselli (below)
Range
U.S. west to Wyoming, Arizona (1)
See Also
Tachytes grisselli: ♂ (Florida only)
Internet References
~ BOLDSYSTEMS website page for Tachytes aurulentus - Specimens identified by DNA testing
Works Cited
1.A key to the genus Tachytes in America north of Mexico with descriptions of three new species (Hymenoptera, Sphecidae, Larrinae)
Richard Bohart. 1994. Proceedings of the Entomological Society of Washington, 96:342-349.