Species Brasema leucothysana

wealth of info on one page, with lots of links to other sources
[cite:487877]

Online illustrated key to the families of Nearctic chalcidoids, with some accompanying text.

From the web site:
"All text and drawings are taken from the original, priceless and out of print key:

Grissell, E. E., and M. E. Schauff. 1990. A handbook of the families of Nearctic Chalcidoidea (Hymenoptera).
Entomological Society of Washington (Washington, D.C.) Handbook 1:1-85.

Addional images for the key have been added by Dr Michael Gates at the USDA-ARS Systematic Entomology Laboratory (mgates@sel.barc.usda.gov). Website created by Katja Seltmann (seltmann@scs.fsu.edu) with gracious help from the morphbank crew.

[cite:745081]
a wonderful resource cited on many BG pages over the years (somehow never made it into the ref section, though)

Start here

[cite:2017698]