Gauld, I & Dubois, J 2006. Phylogeny of
the Polysphincta group of genera (Hymenoptera: Ichneumonidae;
Pimplinae): A taxonomic revision of spider ectoparasitoids.
Systematic Entomology. 31. 529 - 564.
http://dx.doi.org/10.1111/j.1365-3113.2006.00334.x