Signiphora flavella Girault, 1913:214, ♀. Types 4 ♀♀, United States-Florida (Miami); Mexico-Amecameca, Mexico; Cuautla, Morelos (U.S.N.M., No. 14196). - 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); 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). - As Thysanus flavellus: - Alayo, 1973Alayo, P.D. 1973. Catálogo de los Himenopteros de Cuba. Instituto Cubano del libro, La Habana. 1-218. (distribution); Zayas, 1982Zayas, F. de 1982. Sección Oligoneoptera - Orden Hymenoptera - Orden Strepsiptera. Editorial Científico-Técnica, Ciudad de la Habana. 1-111. (distribution); Zayas, 1988Zayas, F. de 1988. Superorden Hemipteroidea - Orden Homoptera - Orden Heteroptera. La Habana, Cuba. 62. (distribution).
Signiphora flava Girault, 1913:213, ♀. Type ♀, Peru (Lima); Mexico (U.S.N.M., No. 14195). Synonymized with Signiphora flavella Girault, 1913 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.:57. - 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).
Signiphora basilica Girault, 1913:215, ♀. Type ♀, United States-Florida (Miami) (U.S.N.M., No. 14197). - 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.:57 ( listed as synonym of Signiphora flavella Girault, 1913).
Signiphora caridei Brèthes, 1914:8 Synonymized with Signiphora flavella Girault, 1913 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.:57.
Signiphora thoreauini Girault, 1916:41, ♀. Holotype ♀, Santa Barbara, Cal., November 14, 1911 (U. S. N. M., No. 19209, leg. P.H. Timberlake). Synonymized with Signiphora flavella Girault, 1913 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.:57.
Thysanus louisianae Dozier, 1933:100, ♂. Holotype ♂, New Orleans, La., Jan. 14, 1932 (U. S. National Museum, No. 44819, leg. Dozier). Synonymized with Signiphora flavella Girault, 1913 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.:57. - As Signiphora louisianae: - 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).
Signiphora euclidi Girault, 1935:3, sex not indicated.Indooroopilly, Feb. 3, 1935. Synonymized with Signiphora flavella Girault, 1913 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.:57.