Worldwide, with greatest diversity in temperate deserts
Biology
Parasitoids of eggs or larva of other insects or
cleptoparasites in insect nests
Diversity
3000 species
Reference
Finnamore, A.T. & Brothers, D.J. 1993. Superfamily Chrysidoidea (pp.
130-160). In GOULET, H. & HUBER, J. (eds). Hymenoptera of the World:
an identification guide to families. Research Branch, Agriculture
Canada, Ottawa, Canada, 668 pp.