This is one of the few Nomada Cuckoo Bees that is relatively easy to identify. The name referrers to a missing vein in the wing that makes this species unique in having only two submarginal cells. It is known to parasitize the Red-tailed Mining Bee, which is a Willow specialist.
Identification: Generally a brightly colored bee. Females are one of a few species with a yellow scuttellum. Both sexes are best identified by the wing with only two submarginal cells.
Known or Suspected Hosts: Red-tailed Mining Bee (Andrena erythrogaster)
Global Status: Not Ranked
Vermont Status: Not Ranked
For more information, visit the following links:
Living Atlas Species Page
Distribution: To see the global distribution, check out the iNaturalist account, and toggle the GBIF layer on the map.