 | Evaniidae
J J Kieffer (1912) Das Tierreich. Eine Zusammenstellung und Kennzeichnung der rezenten, Berlin. 30: 1-431 |
 | The ichneumon flies of America belonging to the trihe Ophionini
(1912) Transactions of The American Entomological Society Philadelphia 38: 1-176 |
 | Type species of the genera of ichneumon flies
H L Viereck (1914) Bulletin of the United States National Museum 83: 1-186 |
 | XXXII.—The status of Parabates, Foerster, and Parabatus, Thomson [Hymenoptera, Ichneumonidæ]
J Chester Bradley (1919) Annals And Magazine of Natural History 3: 319-324 |
 | First supplement to "Type Species of the Genera of Ichneumon-flies"
Henry L Viereck (1921) Proceedings of The United States National Museum 59(2364): 129-150 |
 | On the genera of Ichneumon-flies of the tribe Paniscini Ashmead, with description and discussion of related genera and species
R A Cushman (1924) Proceedings of the United States National Museum 64: 1-48 |
 | A catalogue and reclassification of the Nearctic Ichneumonidae (Hymenoptera). Part II. The subfamilies Mesoleiinae, Plect-iscinae, Orthocentrinae, Diplazoninae, Metopiinae, Ophioninae, Mesochorinae
Henry K Townes (1945) Memoirs of The American Entomological Society 11(2): 479-925 |
 | A systematic study of the genus Ophion in Britain (Hymenoptera, Ichneumonidae)
J P Brock (1982) Tijdschrift Voor Entomologie 125: 57-97 |
 | The phylogeny, classification and evolution of parasitic wasps of the subfamily Ophioninae (Ichneumonidae)
Ian D Gauld (1985) Bulletin of the British Museum (Natural History) Entomology 51(2): 61-185 |
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