Ophion sphacelatus Erichson in Schomburgk, 1848:587, sex not indicated.Britisch-Guiana; Gauld, 1988Gauld, I.D. 1988. A survey of the Ophioninae (Hymenoptera: Ichneumonidae) of tropical Mesoamerica with special reference to the fauna of Costa Rica. Bulletin of the British Museum (Natural History) 57 (1):1-309.:189, Lectotype ♀ (MNHU). - Dalla Torre, 1901-1902Dalla Torre, C.G. 1901-1902. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus. — Volumen III: Trigonalidae, Megalyridae, Stephanidae, Ichneumonidae, Agriotypidae, Evaniidae, Pelecinidae. Pars II. Breitkopf & Härtel, Leipzig. VIII + 1141. (distribution); Hooker, 1912Hooker, C.W. 1912. The Ichneumon flies of America belonging to the tribe Ophionini. Transactions of the American Entomological Society 38 (1):1-176.:60 ( listed as synonym of Enicospilus fuscicornis (Cameron, 1886)); Morley, 1912Morley, C. 1912. A revision of the Ichneumonidae based on the collection in the British Museum (Natural History) Part I: Tribes Ophionides and Metopiides. British Museum, London, England. 1-88.:33 ( listed as synonym of Henicospilus purgatus (Say, 1836)); Gauld, 1988Gauld, I.D. 1988. A survey of the Ophioninae (Hymenoptera: Ichneumonidae) of tropical Mesoamerica with special reference to the fauna of Costa Rica. Bulletin of the British Museum (Natural History) 57 (1):1-309.:189 ( listed as synonym of Enicospilus trilineatus (Brullé, 1846)); Maes, 1999 1999. Catalogo de los insectos y artropodos terrestres de Nicaragua. Volumen III. León, Nicaragua. 1170-1898.:1638 ( listed as synonym of Enicospilus trilineatus (Brullé, 1846)); Rodríguez-Berrío et al., 2009Rodríguez-Berrío, A. S. Bordera & I. Sääksjärvi 2009. Checklist of Peruvian Ichneumonidae (Insecta, Hymenoptera). Zootaxa 2303:1-4.:29 ( listed as synonym of Enicospilus trilineatus (Brullé, 1846)).
Ophion fuscicornis Cameron, 1886:291,Guatemala, San Gerónimo (leg. Champion); Hooker, 1912Hooker, C.W. 1912. The Ichneumon flies of America belonging to the tribe Ophionini. Transactions of the American Entomological Society 38 (1):1-176.:61, Type ♀ (British Museum); Gauld, 1988Gauld, I.D. 1988. A survey of the Ophioninae (Hymenoptera: Ichneumonidae) of tropical Mesoamerica with special reference to the fauna of Costa Rica. Bulletin of the British Museum (Natural History) 57 (1):1-309.:251, Lectotype ♀ (British Museum (Natural History)). - Cameron, 1883-1888Cameron, P. 1883-1888. Biologia Centrali-Americana - Insecta. Hymenoptera. (Families Tenthredinidae-Chrysididae). Taylor and Francis, Red Lion Court, Fleet Street. 487 pp., 20 pl.:291 (listed). - As Enicospilus fuscicornis: - Hooker, 1912Hooker, C.W. 1912. The Ichneumon flies of America belonging to the tribe Ophionini. Transactions of the American Entomological Society 38 (1):1-176. (distribution). - As Henicospilus fuscicornis: - Dalla Torre, 1901-1902Dalla Torre, C.G. 1901-1902. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus. — Volumen III: Trigonalidae, Megalyridae, Stephanidae, Ichneumonidae, Agriotypidae, Evaniidae, Pelecinidae. Pars II. Breitkopf & Härtel, Leipzig. VIII + 1141. (distribution); Morley, 1912Morley, C. 1912. A revision of the Ichneumonidae based on the collection in the British Museum (Natural History) Part I: Tribes Ophionides and Metopiides. British Museum, London, England. 1-88. (distribution).
Enicospilus cornifuscus Gauld, 1988:250, ♀ Replacement name for Enicospilus fuscicornis (Cameron, 1886) by Gauld, 1988Gauld, I.D. 1988. A survey of the Ophioninae (Hymenoptera: Ichneumonidae) of tropical Mesoamerica with special reference to the fauna of Costa Rica. Bulletin of the British Museum (Natural History) 57 (1):1-309.:250 (Primary homonym of Ophion fuscicornis Erichson, 1842). - Gauld, 1988Gauld, I.D. 1988. A survey of the Ophioninae (Hymenoptera: Ichneumonidae) of tropical Mesoamerica with special reference to the fauna of Costa Rica. Bulletin of the British Museum (Natural History) 57 (1):1-309. (distribution); Ruíz-Cancino et al., 2002Ruíz-Cancino, E., D.R. Kasparyan & J.M. Coronado Blanco 2002. Ichneumonidae. In: Llorente Bousquets, J. & J.J. Morrone (Ed.). Biodiversidad, taxonomía y biogeografía de artrópodos de México: Hacia una síntesis de su conocimiento, volumen III. 631-646. (distribution).