Ophion arcuatum Felt, 1902:307, sex not indicated. Types (will be deposited in the New York State Museum and also at Cornell University); 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.:296, Syntypes ♂, ♀ (Albany). - 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.:296 ( listed as synonym of Enicospilus dispilus (Szépligeti, 1906)); Maes, 1999 1999. Catalogo de los insectos y artropodos terrestres de Nicaragua. Volumen III. León, Nicaragua. 1170-1898.:1636 ( listed as synonym of Enicospilus dispilus (Szépligeti, 1906)); Rodríguez-Berrío et al., 2009Rodríguez-Berrío, A. S. Bordera & I. Sääksjärvi 2009. Checklist of Peruvian Ichneumonidae (Insecta, Hymenoptera). Zootaxa 2303:1-4.:27 ( listed as synonym of Enicospilus flavostigma Hooker, 1912). - As Enicospilus arcuatus: - Wolcott, 1948Wolcott, G.N. 1948. The insects of Puerto Rico. The Journal of Agriculture of the University of Puerto Rico 32 (4):749-975. (distribution); Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 1. Symphyta and Apocrita (Parasitica). Smithsonian Institution Press, Washington D.C. 1-1198. (distribution). - As Enicospilus purgatus arcuatus: - 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).
Henicospilus dispilus Szépligeti, 1906:145, ♀.Brasilien: Minas Geraës (Ungarische National-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.:296, Holotype ♀, examined (Természettudományi Muzeum, Budapest, Hungary). - Rodríguez-Berrío et al., 2009Rodríguez-Berrío, A. S. Bordera & I. Sääksjärvi 2009. Checklist of Peruvian Ichneumonidae (Insecta, Hymenoptera). Zootaxa 2303:1-4.:27 ( listed as synonym of Enicospilus flavostigma Hooker, 1912). - As Enicospilus dispilus: - 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); 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); Maes, 1999 1999. Catalogo de los insectos y artropodos terrestres de Nicaragua. Volumen III. León, Nicaragua. 1170-1898. (distribution); Ruíz-Cancino & Coronado-Blanco, 2002Ruíz-Cancino, E. & J.M. Coronado-Blanco 2002. Artrópodos terrestres de los estados de Tamaulipas y Nuevo León, México. Serie Publicaciones Cientificas No. 4:1-376. (distribution); Portuondo Ferrer & Fernández Triana, 2004Portuondo Ferrer, E. & J.L. Fernández Triana 2004. Biodiversidad del orden Hymenoptera en los macizos montañosos de Cuba oriental. Boletín de la Sociedad Entomológica Aragonesa 35:121-136. (distribution); Fernández-Triana, 2005Fernández-Triana, J.L. 2005. The taxonomy and biogeography of Cuban Ophioninae (Hymenoptera: Ichneumonidae). Zootaxa 1007:1-60. (distribution); Perez-Gelabert, 2008Perez-Gelabert, D.E. 2008. Arthropods of Hispaniola (Dominican Republic and Haiti): A checklist and bibliography. Zootaxa 1831:1-530. (distribution); Ruíz-Cancino et al., 2011Ruíz-Cancino, E., S.G. Hernández-Aguilar, J.M. Coronado-Blanco, A.I. Khalaim & D.R. Kasparyan 2011. Ophioninae (Hymenoptera: Ichneumonidae) en el Museo de Insectos de la Universidad Autónoma de Tamaulipas, México. Entomología mexicana 10:714-718. (distribution); Perez-Gelabert, 2020Perez-Gelabert, D.E. 2020. Checklist, bibliography and quantitative data of the arthropods of Hispaniola. Zootaxa 4749:1-668. (distribution).
Enicospilus fuscipennis flavostigma Hooker, 1912:58, ♀. Holotype ♀, Cayenne, French Guiana (U. S. National 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.:296, Holotype ♀, examined (U.S. National Museum of Natural History, Washington D.C., U.S.A.). Synonymized with Enicospilus dispilus (Szépligeti, 1906) 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.:296. - Maes, 1999 1999. Catalogo de los insectos y artropodos terrestres de Nicaragua. Volumen III. León, Nicaragua. 1170-1898.:1636 ( listed as synonym of Enicospilus dispilus (Szépligeti, 1906)). - As Enicospilus flavostigma: - 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); Rodríguez-Berrío et al., 2009Rodríguez-Berrío, A. S. Bordera & I. Sääksjärvi 2009. Checklist of Peruvian Ichneumonidae (Insecta, Hymenoptera). Zootaxa 2303:1-4. (distribution); González-Moreno & Bordera, 2012González-Moreno, A. & S. Bordera 2012. The Ichneumonidae (Hymenoptera: Ichneumonoidea) of Ría Lagartos Biosphere Reserve, Yucatán, Mexico. Zootaxa 3230:1-51. (distribution); Perez-Gelabert, 2020Perez-Gelabert, D.E. 2020. Checklist, bibliography and quantitative data of the arthropods of Hispaniola. Zootaxa 4749:1-668. (distribution).