Mesostenus major Cresson, 1873:143, ♀. ♀, Orizaba; Kasparyan & Ruíz-Cancino, 2003Kasparyan, D.R. & E. Ruíz Cancino 2003. Review of Mexican species of the genus Polycyrtus Spinola, 1840 (Hymenoptera: Ichneumonidae: Cryptini), with a key to the species of North America. Russian Entomological Journal 12 (3):311-327.:324, Lectotype ♀ (Mus. Philadelphia); Kasparyan & Ruíz-Cancino, 2008Kasparyan, D.R. & E. Ruíz Cancino 2008. Cryptini de México (Hymenoptera: Ichneumonidae: Cryptinae) Parte II. Victoría, México. 1-373.:294, Lectotype ♀ (Mus. Filadelfia). - As Polycyrtus major: - 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. (distribution), 232 (listed); 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); Cushman, 1931Cushman, R.A. 1931. Notes on Ichneumon-flies of the genus Polycyrtus with descriptions of new species. Proceedings of the United States National Museum 78 (art. 14):1-62. (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); 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); Kasparyan & Ruíz-Cancino, 2003Kasparyan, D.R. & E. Ruíz Cancino 2003. Review of Mexican species of the genus Polycyrtus Spinola, 1840 (Hymenoptera: Ichneumonidae: Cryptini), with a key to the species of North America. Russian Entomological Journal 12 (3):311-327. (distribution); Kasparyan & Ruíz-Cancino, 2008Kasparyan, D.R. & E. Ruíz Cancino 2008. Cryptini de México (Hymenoptera: Ichneumonidae: Cryptinae) Parte II. Victoría, México. 1-373. (distribution); Ruíz-Cancino, 2010Ruíz-Cancino E. 2010. Ichneumonidae (Hymenoptera) de Tamaulipas, México. Editorial Planea, México. 185 pp. (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).
Polycyrtus fulvofemoratus Cameron, 1885:233, ♀. ♀, Guatemala, San Gerónimo (leg. Champion); Kasparyan & Ruíz-Cancino, 2003Kasparyan, D.R. & E. Ruíz Cancino 2003. Review of Mexican species of the genus Polycyrtus Spinola, 1840 (Hymenoptera: Ichneumonidae: Cryptini), with a key to the species of North America. Russian Entomological Journal 12 (3):311-327.:325, Type ♀; Kasparyan & Ruíz-Cancino, 2008Kasparyan, D.R. & E. Ruíz Cancino 2008. Cryptini de México (Hymenoptera: Ichneumonidae: Cryptinae) Parte II. Victoría, México. 1-373.:294, Type ♀ (Mus. Londres). Synonymized with Polycyrtus major (Cresson, 1873) by Kasparyan & Ruíz-Cancino, 2003Kasparyan, D.R. & E. Ruíz Cancino 2003. Review of Mexican species of the genus Polycyrtus Spinola, 1840 (Hymenoptera: Ichneumonidae: Cryptini), with a key to the species of North America. Russian Entomological Journal 12 (3):311-327.:325. - 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.:233 (listed); 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); Kasparyan & Ruíz-Cancino, 2008Kasparyan, D.R. & E. Ruíz Cancino 2008. Cryptini de México (Hymenoptera: Ichneumonidae: Cryptinae) Parte II. Victoría, México. 1-373.:294 ( listed as synonym of Polycyrtus major (Cresson, 1873)).
Polycyrtus montezuma Cameron, 1885:234, ♂. ♂, Mexico (leg. Sallé); Kasparyan & Ruíz-Cancino, 2003Kasparyan, D.R. & E. Ruíz Cancino 2003. Review of Mexican species of the genus Polycyrtus Spinola, 1840 (Hymenoptera: Ichneumonidae: Cryptini), with a key to the species of North America. Russian Entomological Journal 12 (3):311-327.:325, Type ♂ (Mus. London); Kasparyan & Ruíz-Cancino, 2008Kasparyan, D.R. & E. Ruíz Cancino 2008. Cryptini de México (Hymenoptera: Ichneumonidae: Cryptinae) Parte II. Victoría, México. 1-373.:294, Type ♂ (Mus. Londres). Synonymized with Polycyrtus major (Cresson, 1873) by Kasparyan & Ruíz-Cancino, 2003Kasparyan, D.R. & E. Ruíz Cancino 2003. Review of Mexican species of the genus Polycyrtus Spinola, 1840 (Hymenoptera: Ichneumonidae: Cryptini), with a key to the species of North America. Russian Entomological Journal 12 (3):311-327.:325. - 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.:234 (listed); 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); Cushman, 1931Cushman, R.A. 1931. Notes on Ichneumon-flies of the genus Polycyrtus with descriptions of new species. Proceedings of the United States National Museum 78 (art. 14):1-62. (distribution); Kasparyan & Ruíz-Cancino, 2008Kasparyan, D.R. & E. Ruíz Cancino 2008. Cryptini de México (Hymenoptera: Ichneumonidae: Cryptinae) Parte II. Victoría, México. 1-373.:294 ( listed as synonym of Polycyrtus major (Cresson, 1873)).
Polycyrtus canaliculatus Cameron, 1885:234, ♂. ♂, Guatemala, San Gerónimo (leg. Champion); Kasparyan & Ruíz-Cancino, 2003Kasparyan, D.R. & E. Ruíz Cancino 2003. Review of Mexican species of the genus Polycyrtus Spinola, 1840 (Hymenoptera: Ichneumonidae: Cryptini), with a key to the species of North America. Russian Entomological Journal 12 (3):311-327.:325, Type ♂ (Mus. London); Kasparyan & Ruíz-Cancino, 2008Kasparyan, D.R. & E. Ruíz Cancino 2008. Cryptini de México (Hymenoptera: Ichneumonidae: Cryptinae) Parte II. Victoría, México. 1-373.:294, Type ♂ (Mus. Londres). Synonymized with Polycyrtus major (Cresson, 1873) by Kasparyan & Ruíz-Cancino, 2003Kasparyan, D.R. & E. Ruíz Cancino 2003. Review of Mexican species of the genus Polycyrtus Spinola, 1840 (Hymenoptera: Ichneumonidae: Cryptini), with a key to the species of North America. Russian Entomological Journal 12 (3):311-327.:325. - 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.:234 (listed); 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); Kasparyan & Ruíz-Cancino, 2008Kasparyan, D.R. & E. Ruíz Cancino 2008. Cryptini de México (Hymenoptera: Ichneumonidae: Cryptinae) Parte II. Victoría, México. 1-373.:294 ( listed as synonym of Polycyrtus major (Cresson, 1873)).
Polycyrtus blanditus Cameron, 1885:235,Guatemala, El Reposo 800 feet (leg. Champion); Kasparyan & Ruíz-Cancino, 2003Kasparyan, D.R. & E. Ruíz Cancino 2003. Review of Mexican species of the genus Polycyrtus Spinola, 1840 (Hymenoptera: Ichneumonidae: Cryptini), with a key to the species of North America. Russian Entomological Journal 12 (3):311-327.:325, Type ♂ (Mus. London); Kasparyan & Ruíz-Cancino, 2008Kasparyan, D.R. & E. Ruíz Cancino 2008. Cryptini de México (Hymenoptera: Ichneumonidae: Cryptinae) Parte II. Victoría, México. 1-373.:294, Type ♀ (Mus. Londres). Synonymized with Polycyrtus major (Cresson, 1873) by Kasparyan & Ruíz-Cancino, 2003Kasparyan, D.R. & E. Ruíz Cancino 2003. Review of Mexican species of the genus Polycyrtus Spinola, 1840 (Hymenoptera: Ichneumonidae: Cryptini), with a key to the species of North America. Russian Entomological Journal 12 (3):311-327.:325. - 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.:235 (listed); 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); Kasparyan & Ruíz-Cancino, 2008Kasparyan, D.R. & E. Ruíz Cancino 2008. Cryptini de México (Hymenoptera: Ichneumonidae: Cryptinae) Parte II. Victoría, México. 1-373.:294 ( listed as synonym of Polycyrtus major (Cresson, 1873)).
Polyaenus championi Cameron, 1886:245, ♀. ♀, Panama, Volcan de Chiriqui 2000 to 6000 feet (leg. Champion); Kasparyan & Ruíz-Cancino, 2008Kasparyan, D.R. & E. Ruíz Cancino 2008. Cryptini de México (Hymenoptera: Ichneumonidae: Cryptinae) Parte II. Victoría, México. 1-373.:294, Type ♀ (Mus. Londres). Synonymized with Polycyrtus major (Cresson, 1873) by Kasparyan & Ruíz-Cancino, 2003Kasparyan, D.R. & E. Ruíz Cancino 2003. Review of Mexican species of the genus Polycyrtus Spinola, 1840 (Hymenoptera: Ichneumonidae: Cryptini), with a key to the species of North America. Russian Entomological Journal 12 (3):311-327.:324. - 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.:245 (listed). - As Polyaenus championii: - 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 Polycyrtus championi: - Alayo, 1973Alayo, P.D. 1973. Catálogo de los Himenopteros de Cuba. Instituto Cubano del libro, La Habana. 1-218. (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); Kasparyan & Ruíz-Cancino, 2008Kasparyan, D.R. & E. Ruíz Cancino 2008. Cryptini de México (Hymenoptera: Ichneumonidae: Cryptinae) Parte II. Victoría, México. 1-373.:294 ( listed as synonym of Polycyrtus major (Cresson, 1873)).