BioStor
 | Ichneumonides d'Europe et des pays limitrophes V Berthoumieu (1897) Annales de la Societe Entomologique de France 65: 285-418 |
 | Notes on British Ichneumoninae with descriptions of new species (Hym. Ichneumonidae) (1953) Bulletin of The British Museum (Natural History) Entomology 3(4): 103-176 |
 | On the Type Species of Förster's genera (Hymenoptera, Ichneumonidae) J F Perkins (1962) Bulletin of the British Museum (Natural History), Entomology 11: 385-483 |
 | On the type species of Foerster's genera (Hymenoptera: Ichneumonidae) J F Perkins (1962) Bulletin of The British Museum (Natural History) Entomology 11(8): 383-483 |