| Additions and corrections to "The Type-species of the Genera of the Cynipoideaor the Gall Wasps and Parasitic Cynipoids" S A Rohwer and Margaret M Fagan (1919) Proceedings of The United States National Museum 55: 237-240 | |
| North American Charipidae : Key to genera, nomenclature, species checklists, and a new species of Dilyta Förster (Hymenoptera : Cynipoidea) A S Menke and H H Evenhuis (1991) Proceedings of the Entomological Society of Washington 93: 136-158 |