Ichneumon vinctus Say, 1828:70, ♂.Indiana; ♂, Indiana; Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:625, Type lost; Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:244, Type ♂, destroyed. - 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); Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:622 ( listed as synonym of Cryptus albitarsis albitarsis (Cresson, 1864)); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:244 ( listed as synonym of Trachysphyrus albitarsis albitarsis (Cresson, 1864)); 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.:462 ( listed as synonym of Cryptus albitarsis (Cresson, 1864)).
Cryptus americanus Cresson, 1864:297, ♀. ♀, Delaware (leg. Dr. Wilson); ♀, Illinois (leg. Dr. Lewis); Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:625, Lectotype ♀ (Academy of Natural Sciences, Philadelphia, Pa., No. 1128); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245, Lectotype ♀ (Philadelphia). - Cresson, 1872Cresson, E.T. 1872. Hymenoptera Texana. Transactions of the American Entomological Society 4:153-292. (distribution); 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); Viereck, 1905Viereck, H.L. 1905. Notes and descriptions of Hymenoptera from the Western United States, in the collection of the University of Kansas. Transactions of the Annual Meetings of the Kansas Academy of Science 19:264-326. (distribution); Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:622 ( listed as synonym of Cryptus albitarsis albitarsis (Cresson, 1864)); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245 ( listed as synonym of Trachysphyrus albitarsis albitarsis (Cresson, 1864)); 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.:462 ( listed as synonym of Cryptus albitarsis (Cresson, 1864)).
Ischnus albitarsis Cresson, 1864:194, ♂. ♂, Illinois (leg. Dr. Samuel Lewis); Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:625, Lectotype ♂ (Academy of Natural Sciences, Philadelphia, Pa., No. 1127); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245, Type ♂ (Philadelphia). - As Cryptus albitarsis: - 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-Cancino et al., 2002Ruíz Cancino, E., J.M. Coronado-Blanco & J.A. Martínez Ramírez 2002. Contribución al conocimiento de Ichneumonidae (Hymenoptera) del sureste de México. Universidad Autónoma de Tamaulipas, Cd. Victoria, Tamaulipas, México. 1-119. (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); Molina-Ochoa et al., 2003Molina-Ochoa, J., J.E. Carpenter, E.A. Heinrichs & J.E. Foster 2003. Parasitoids and Parasites of Spodoptera frugiperda (Lepidoptera: Noctuidae) in the Americas and Caribbean Basin: An Inventory. The Florida Entomologist 86 (3):254-289. (distribution); Kasparyan & Ruíz-Cancino, 2005Kasparyan, D.R. & E. Ruíz-Cancino 2005. Cryptini de México (Hymenoptera: Ichneumonidae: Cryptinae). Parte I. :1-286. (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); Ruíz-Cancino et al., 2012Ruíz-Cancino, E., J.M. Coronado-Blanco, A.I. Khalaim, D.R. Kasparyan, A.M. Corona López & E.T. Sánchez 2012. Ichneumonidae (Hym.) de algunos estados del centro de México. Entomología mexicana 11 (2):1039-1044. (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); Rodríguez-Mota et al., 2015Rodríguez-Mota, A.J., E. Ruíz-Cancino, A.I. Khalaim, J.M. Coronado-Blanco & J. Treviño-Carreónj 2015. Diversidad de Ichneumonidae (Hymenoptera) en un bosque de Pinus spp. y Juniperus flaccida en Jaumave, Tamaulipas, México. Revista Mexicana de Biodiversidad 86:972-980. (distribution). - As Cryptus albitarsis albitarsis: - Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661. (distribution). - As Trachysphyrus albitarsis albitarsis: - Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602. (distribution).
Cryptus nigricalceatus Walsh, 1873:77, ♂. Holotype ♂; Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:625, Type lost; Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245, Type ♂, destroyed in Chicago fire of 1871. - 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); Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:622 ( listed as synonym of Cryptus albitarsis albitarsis (Cresson, 1864)); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245 ( listed as synonym of Trachysphyrus albitarsis albitarsis (Cresson, 1864)); 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.:462 ( listed as synonym of Cryptus albitarsis (Cresson, 1864)).
Cryptus nigricornis Provancher, 1874:177 (key), Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:625 (Public Museum, Quebec, Canada, 291); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245, Lectotype ♂ (Quebec). - 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); Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:622 ( listed as synonym of Cryptus albitarsis albitarsis (Cresson, 1864)); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245 ( listed as synonym of Trachysphyrus albitarsis albitarsis (Cresson, 1864)); 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.:462 ( listed as synonym of Cryptus albitarsis (Cresson, 1864)).
Nematopodius coxatus Provancher, 1875:269, Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:625, Type lost; Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245, Type ♂, lost. - Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:622 ( listed as synonym of Cryptus albitarsis albitarsis (Cresson, 1864)); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245 ( listed as synonym of Trachysphyrus albitarsis albitarsis (Cresson, 1864)); 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.:462 ( listed as synonym of Cryptus albitarsis (Cresson, 1864)).
Cryptus bicolor Smith, 1879:231, ♀. ♀, Costa Rica, Irazu (British Museum); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:248, Type ♀ (London). Synonymized with Cryptus albitarsis (Cresson, 1864) by 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.:462. - 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), 202 (listed); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:248 ( listed as synonym of Trachysphyrus albitarsis argentifrons (Cameron, 1885)).
Hoplismenus impar Provancher, 1879:3, Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:625 (Public Museum, Quebec, Canada, 168); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245, '♂'=♀, Type ♀ (Quebec). - Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:622 ( listed as synonym of Cryptus albitarsis albitarsis (Cresson, 1864)); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245 ( listed as synonym of Trachysphyrus albitarsis albitarsis (Cresson, 1864)); 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.:462 ( listed as synonym of Cryptus albitarsis (Cresson, 1864)).
Cryptus monticola Cameron, 1885:203,Mexico, Ciudad in Durango 8100 feet (leg. Forrer). Synonymized with Cryptus albitarsis (Cresson, 1864) by 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.:462. - 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.:203 (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).
Cryptus argentifrons Cameron, 1885:204, ♂.Mexico, Northern Sonora (leg. Morrison); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245, Type ♂ (London). Synonymized with Cryptus albitarsis (Cresson, 1864) by 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.:462. - 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.:204 (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). - As Trachysphyrus albitarsis argentifrons: - Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602. (distribution).
Cryptus coloradensis Ashmead, 1890:408, Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:627, Holotype ♀ (U. S. National Museum, Washington, D. C., No. 2021); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:248, Type ♀ (Washington). Synonymized with Trachysphyrus albitarsis argentifrons (Cameron, 1885) by Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:248. Synonymized with Cryptus albitarsis (Cresson, 1864) by 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.:462. - 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 Cryptus albitarsis coloradensis: - Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661. (distribution).
Spilocryptus canarsiae Ashmead, 1898:124, ♂. Types ♂♂, Washington, D.C. (Illinois State Laboratory of Natural History); Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:625 (Illinois State Natural History Survey collection, Urbana, Illinois); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245, Type ♂ (Urbana). - Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:622 ( listed as synonym of Cryptus albitarsis albitarsis (Cresson, 1864)); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245 ( listed as synonym of Trachysphyrus albitarsis albitarsis (Cresson, 1864)); 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.:462 ( listed as synonym of Cryptus albitarsis (Cresson, 1864)).
Cryptus Eggeri Dalla Torre, 1902:569, no descr. Replacement name for Cryptus bicolor Smith, 1879 by 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.:569 (preoccupied by Lucas). Synonymized with Cryptus albitarsis (Cresson, 1864) by 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.:462. - 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); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:248 ( listed as synonym of Trachysphyrus albitarsis argentifrons (Cameron, 1885)).
Cryptus Purneri Dalla Torre, 1902:585, no descr. Replacement name for Cryptus nigricornis Provancher, 1874 by 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.:585 (preoccupied by Brullé). - Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:622 ( listed as synonym of Cryptus albitarsis albitarsis (Cresson, 1864)); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:245 ( listed as synonym of Trachysphyrus albitarsis albitarsis (Cresson, 1864)). - As Cryptus perneri: - 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.:462 ( listed as synonym of Cryptus albitarsis (Cresson, 1864)). - As Cryptus perneri: - 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.:462 ( listed as synonym of Cryptus albitarsis (Cresson, 1864)).
Cryptus consobrinus Viereck, 1906:225, ♀. Holotype ♀, Oak Creek Canon, Arizona, 6000 ft., July (University of Kansas, leg. F.H. Snow); Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:627, Type (University of Kansas, Lawrence, Kansas); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:248, Type ♀ (Lawrence). Synonymized with Cryptus albitarsis coloradensis Ashmead, 1890 by Pratt, 1945Pratt, H.D. 1945. Taxonomic studies of nearctic Cryptini (Ichneumonidae, Hymenoptera). The American Midland Naturalist 34 (3):549-661.:626. Synonymized with Cryptus albitarsis (Cresson, 1864) by 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.:462. - Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:248 ( listed as synonym of Trachysphyrus albitarsis argentifrons (Cameron, 1885)).
Cryptus inornatus Pratt, 1945:612, ♀. Holotype ♀, Bozeman, Montana Experiment Station, Dillon, Montana, July 22, 1901 (U. S. National Museum, Washington, D. C., No. 55431, leg. E.J.S. Moore); Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:249, Type ♀ (Washington). Synonymized with Trachysphyrus albitarsis argentifrons (Cameron, 1885) by Townes & Townes, 1962Townes, H.K. & M. Townes 1962. Ichneumon-flies of America north of Mexico: 3. Subfamily Gelinae, tribe Mesostenini. Bulletin of the United States National Museum 216 (3):1-602.:249. Synonymized with Cryptus albitarsis (Cresson, 1864) by 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.:462.