Ichneumon sponsatorius Fabricius, 1804:59, sex not indicated.America meridionali (Mus. Dom. de Sehestedt, leg. Smidt). - As Coelichneumon sponsatorius: - Morley, 1915Morley, C. 1915. A revision of the Ichneumonidae based on the collection in the British Museum (Natural History) with descriptions of new genera and species. Part IV: Tribes Joppides, Banchides and Alomyides. British Museum, London, England. 1-167. (distribution). - As Lophojoppa sponsatoria: - 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); Castillo et al., 2014Castillo Flores, P.M., E. Ruíz Cancino, J.M. Coronado Blanco, A.I. Khalaim & S.N. Myartseva 2014. Ichneumonidae (Hymenoptera: Ichneumonoidea) en un bosque de Quercus de Tamaulipas, México. Dugesiana 21 (2):161-174. (distribution).
Ichneumon argentipilosis Cameron, 1884:143, ♂♀.Guatemala, Purula (leg. Champion);Panama, Volcan de Chiriqui 2000 to 3000 feet (leg. Champion). - 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.:143 (listed); Meade-Waldo & Morley, 1914Meade-Waldo, G. & C. Morley 1914. Notes and synonymy of Hymenoptera in the collection of the British Museum. The Annals and Magazine of Natural History ser. 8: v. 14:402-410. (distribution), 408 ( listed as synonym of Coelichneumon sponsatorius (Fabricius, 1804)); Morley, 1915Morley, C. 1915. A revision of the Ichneumonidae based on the collection in the British Museum (Natural History) with descriptions of new genera and species. Part IV: Tribes Joppides, Banchides and Alomyides. British Museum, London, England. 1-167.:133 ( listed as synonym of Coelichneumon sponsatorius (Fabricius, 1804)). - As Ichneumon argentipilosus: - 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). - As Ichneumon argentipilosus: - 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).
Stenichneumon watertoni Cameron, 1911:155, ♂. ♂, British Guiana (Georgetown Museum). - Meade-Waldo & Morley, 1914Meade-Waldo, G. & C. Morley 1914. Notes and synonymy of Hymenoptera in the collection of the British Museum. The Annals and Magazine of Natural History ser. 8: v. 14:402-410. (distribution), 408 ( listed as synonym of Coelichneumon sponsatorius (Fabricius, 1804)); Morley, 1915Morley, C. 1915. A revision of the Ichneumonidae based on the collection in the British Museum (Natural History) with descriptions of new genera and species. Part IV: Tribes Joppides, Banchides and Alomyides. British Museum, London, England. 1-167.:133 ( listed as synonym of Coelichneumon sponsatorius (Fabricius, 1804)).