Whitfield, J. B., N. F. Johnson, and M. R. Hamerski. 1989. Identity and phylogenetic significance of the metapostnotum in nonaculeate Hymenoptera. Annals of the Entomological Society of America 82: 663-673.
catalog of information about evanioid wasps
Whitfield, J. B., N. F. Johnson, and M. R. Hamerski. 1989. Identity and phylogenetic significance of the metapostnotum in nonaculeate Hymenoptera. Annals of the Entomological Society of America 82: 663-673.