Signiphora aleyrodis Ashmead, 1900:409 (key), 412, ♀. Holotype ♀, West Indies: Trinidad (U.S.N.M., No. 4855). - Girault, 1913Girault, A.A. 1913. A systematic monograph of the Chalcidoid Hymenoptera of the subfamily Signiphoridae. Proceedings of the United States National Museum 45:189-233. (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); Smith et al., 2000Smith, H.A., G.A. Evans & R. McSorley 2000. A survey of parasitoids of Trialeurodes vaporariorum and Bemisia tabaci (Homoptera: Aleyrodidae) in eastern Guatemala. The Florida Entomologist 83 (4):492-496. (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); Ruíz et al., 2004Ruíz Cancino, E., J.M. Coronado Blanco, S.N. Myartseva & J.F. Luna Salas 2004. Adenda a Chalcidoidea (Hymenoptera). In: Bousquets, J.L., J.J. Morrone, O.Y. Ordóñez & I.V. Fernández (Ed.). Biodiversidad, Taxonomía y Biogeografía de artrópodos de México: Hacia una síntesis de su conocimiento. Volumen IV. 725-734. (distribution); Coronado et al., 2005Coronado Blanco, J.M., E. Ruíz Cancino & S.N. Myartseva 2005. Chalcidoidea (Hymenoptera) de Taumalipas, México (excepto Encyrtidae). In: Lonzano L.B., A.C. Sandoval, J.V. Horta Vega & J.G. Jiménez (Ed.). Biodiversidad, Tamaulipeca Vol. 1. 156-160. (distribution); Myartseva et al., 2007Myartseva, S.N., E. Ruíz-Cancino & J.M. Coronado-Blanco 2007. A review of parasitoids (Hymenoptera: Chalcidoidea) of Trialeurodes floridensis (Hemiptera: Aleyrodidae) with description of a new species from Mexico. The Florida Entomologist 90 (4):635-642. (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., 2010Ruíz-Cancino, E., D.R. Kasparyan, J.M. Coronado-Blanco, S.N. Myartseva, V.A. Trjapitzin, S.G. Hernández Aguilar & J. García Jiménez 2010. Himenópteros de la Reserva “El Cielo”, Tamaulipas, México. Dugesiana 17 (1):53-71. (distribution); Sánchez et al., 2016Sánchez-García, J.A., J.M. Coronado-Blanco, E. Ruíz-Cancino, S.N. Myartseva, L. Martínez-Martínez & R. Jarquín-López 2016. Chalcidoidea (Hymenoptera) y otras avispas parasíticas del estado de Oaxaca, México. Entomología mexicana 2:850-854. (distribution); Woolley & Dal Molin, 2017Woolley, J.B. & A. Dal Molin 2017. Taxonomic revision of the flavopalliata species group of Signiphora (Hymenoptera: Signiphoridae). Zootaxa 4315 (1):1-150. (distribution); Noyes, 2019Noyes, J.S. 2019. Universal Chalcidoidea Database. World Wide Web electronic publication. :. (distribution); Perez-Gelabert, 2020Perez-Gelabert, D.E. 2020. Checklist, bibliography and quantitative data of the arthropods of Hispaniola. Zootaxa 4749:1-668. (distribution).
Signiphora townsendi Ashmead, 1900:410 (key), 412, ♀. Holotype ♀, Mexico: Tabasco, June 19, 1897 (U.S.N.M., No. 4856, leg. Tyler Townsend). Synonymized with Signiphora aleyrodis Ashmead, 1900 by Woolley & Dal Molin, 2017Woolley, J.B. & A. Dal Molin 2017. Taxonomic revision of the flavopalliata species group of Signiphora (Hymenoptera: Signiphoridae). Zootaxa 4315 (1):1-150.:11. - Girault, 1913Girault, A.A. 1913. A systematic monograph of the Chalcidoid Hymenoptera of the subfamily Signiphoridae. Proceedings of the United States National Museum 45:189-233. (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); Ruíz et al., 2004Ruíz Cancino, E., J.M. Coronado Blanco, S.N. Myartseva & J.F. Luna Salas 2004. Adenda a Chalcidoidea (Hymenoptera). In: Bousquets, J.L., J.J. Morrone, O.Y. Ordóñez & I.V. Fernández (Ed.). Biodiversidad, Taxonomía y Biogeografía de artrópodos de México: Hacia una síntesis de su conocimiento. Volumen IV. 725-734. (distribution); Perez-Gelabert, 2008Perez-Gelabert, D.E. 2008. Arthropods of Hispaniola (Dominican Republic and Haiti): A checklist and bibliography. Zootaxa 1831:1-530. (distribution); Perez-Gelabert, 2020Perez-Gelabert, D.E. 2020. Checklist, bibliography and quantitative data of the arthropods of Hispaniola. Zootaxa 4749:1-668. (distribution). - As Signiphora townsendii: