Psenidae

Mimesa is a genus of wasps belonging to the family Psenidae. The species of this genus are found in Europe and North America.

Mimumesa is a genus of wasps in the family Psenidae.

Psen is a genus of aphid wasps in the family Psenidae.

Psenulus is a genus of wasps in the family Psenidae. The 173 species are found worldwide, but are best represented in the Indomalayan realm with 68. The Palearctic has 26, the Nearctic 4, and the Australasian realm 3. Psenulus is largely absent from South America (1 species) and entirely absent from Melanesia and Polynesia. A recent phylogenetic analysis provided strong evidence that this genus is the closest living relative to bees.

species of insect