Pompilinus snowi Viereck, 1906 Viereck, 1906Viereck, H.L. 1906. Notes and descriptions of Hymenoptera from the western United States. Transactions of the American Entomological Society 32 (2):173-247.:203, Holotype ♂, Morton Co., Kansas, 3200 ft., June, 1902 (University of Kansas, leg. F.H. Snow); Evans, 1950Evans, H.E. 1950. A taxonomic study of the Nearctic spider wasps belonging to the tribe Pompilini (Hymenoptera: Pompilidae). Part 1. Transactions of the American Entomological Society 75:133-270.:233, Type ♂ (Univ. Kansas); Evans, 1966Evans, H.E. 1966. A revision of the Mexican and central American spider wasps of the subfamily Pompilinae (Hymenoptera: Pompilidae). Memoirs of the American Entomological Society :1-442.:195, Type ♂ (KU). - As Anoplius snowi: - Junco y Reyes, 1959Junco y Reyes, J.J. 1959. Himenópteros de Espana. Fam. Pompilidae (=Psammocharidae) Gen. Anopilus Duf. EOS Revista Española de Entomologia 35:41-95.:53 (listed); Wasbauer & Kimsey, 1985Wasbauer M.S. & L.S. Kimsey 1985. California spider wasps of the subfamily Pompilinae (Hymenoptera: Pompilidae). Bul. Calif. Ins. Surv. 26:1-130.:33 (listed). - As Episyron snowi: - Banks, 1912Banks, N. 1912. At the Ceanothus in Virginia. Entomological News 23:102-110. (distribution); Evans, 1950Evans, H.E. 1950. A taxonomic study of the Nearctic spider wasps belonging to the tribe Pompilini (Hymenoptera: Pompilidae). Part 1. Transactions of the American Entomological Society 75:133-270. (distribution), 216 (key female), 217 (key male), 235 (biology); Krombein, 1950Krombein, K.V. 1950. An annotated list of wasps from Nags Head and the Kill Devil Hills (Hymenoptera Aculeata). Journal of the Elisha Mitchell Scientific Society 65:262-272. (distribution); Evans, 1966Evans, H.E. 1966. A revision of the Mexican and central American spider wasps of the subfamily Pompilinae (Hymenoptera: Pompilidae). Memoirs of the American Entomological Society :1-442. (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 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209. (distribution); Wasbauer & Kimsey, 1985Wasbauer M.S. & L.S. Kimsey 1985. California spider wasps of the subfamily Pompilinae (Hymenoptera: Pompilidae). Bul. Calif. Ins. Surv. 26:1-130.:33 (listed); Kurczewski et al., 1987Kurczewski, F.E., E.J. Kurczewski & R. Norton 1987. New prey records for species of Nearctic Pompilidae (Hymenoptera). Journal of the Kansas Entomological Society 60 (3):467-475.:469 (prey); Kurczewski & Kurczewski, 1987Kurczewski, F.E. & E.J. Kurczewski 1987. Northern distribution records for some Nearctic Pompilidae (Hymenoptera). Great Lakes Entomologist 20 (2):81-84. (distribution); Hook et al., 1990Hook, A.W., H.E. Evans & J.E. Gillaspy 1990. Pompilid wasps of Brackridge Field Laboratory and of the Greater Austin Area. Sphecos 20:17-18. (distribution); Evans, 1997Evans, H.E. 1997. Spider wasps of Colorado (Hymenoptera, Pompilidae): An annotated checklist. The Great Basin Naturalist 57 (3):189-197. (distribution); Kurczewski, 1999Kurczewski, F.E. 1999. Comparison of spider wasp faunas from two ecologically distinct sites in Erie County, Pennsylvania (Hymenoptera: Pompilidae). Journal of the Kansas Entomological Society 72 (4):339-360. (distribution), 348 (biology); Leavengood, Jr. J.M. et al., 2011Leavengood, Jr. J.M., Waichert, C. & Rodriguez, J. 2011. A distributional checklist of the spider wasps (Hymenoptera: Pompilidae) of Florida. Insecta Mundi 0161 (March 2011):1-8. (distribution); Leavengood et al., 2011Leavengood, J.M., C.Waichert & J. Rodriguez 2011. A distributional checklist of the spider wasps (Hymenoptera: Pompilidae) of Florida. Insecta Mundi 0161:1-8. (distribution); Vanoye-Eligio et al., 2021Vanoye-Eligio, M., M. del C. Gómez-Camal, B. del R. Martín-Canché, M. Rosas-Mejía, J.V. HortaVega & V. Vanoye-Eligio 2021. Current knowledge of the family Pompilidae (Hymenoptera: Vespoidea) in Mexico: diversity and geographical distribution. Zootaxa 5071 (4):505-536. (distribution).
Psammochares maneei Banks, 1910:117, ♀.Southern Pines, N. C., July (leg. Manee); Evans, 1950Evans, H.E. 1950. A taxonomic study of the Nearctic spider wasps belonging to the tribe Pompilini (Hymenoptera: Pompilidae). Part 1. Transactions of the American Entomological Society 75:133-270.:233, Type ♀ (M.C.Z., no. 13,663); Evans, 1966Evans, H.E. 1966. A revision of the Mexican and central American spider wasps of the subfamily Pompilinae (Hymenoptera: Pompilidae). Memoirs of the American Entomological Society :1-442.:195, Type ♀ (MCZ, no. 13,663). Synonymized with Episyron snowi (Viereck, 1906) by Evans, 1950Evans, H.E. 1950. A taxonomic study of the Nearctic spider wasps belonging to the tribe Pompilini (Hymenoptera: Pompilidae). Part 1. Transactions of the American Entomological Society 75:133-270.:233. - Junco y Reyes, 1963Junco y Reyes, J.J. 1963. Himenópteros de Espana. Fam. Pompilidae (=Psammocharidae) Gens. Episyron Schdt., Batozonellus Arnd., Ctenostegus Hpt., Schistonyx Sauss. y Aporinellus Bks. EOS Revista Española de Entomologia 38:486-547.:490 (listed); Evans, 1966Evans, H.E. 1966. A revision of the Mexican and central American spider wasps of the subfamily Pompilinae (Hymenoptera: Pompilidae). Memoirs of the American Entomological Society :1-442.:195 ( listed as synonym of Episyron snowi (Viereck, 1906)); 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 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209.:1550 ( listed as synonym of Episyron snowi (Viereck, 1906)); Wasbauer & Kimsey, 1985Wasbauer M.S. & L.S. Kimsey 1985. California spider wasps of the subfamily Pompilinae (Hymenoptera: Pompilidae). Bul. Calif. Ins. Surv. 26:1-130.:33 ( listed as synonym of Episyron snowi (Viereck, 1906)). - As Episyron maneei: - Junco y Reyes, 1963Junco y Reyes, J.J. 1963. Himenópteros de Espana. Fam. Pompilidae (=Psammocharidae) Gens. Episyron Schdt., Batozonellus Arnd., Ctenostegus Hpt., Schistonyx Sauss. y Aporinellus Bks. EOS Revista Española de Entomologia 38:486-547.:490 (listed).
Episyron laevis Banks, 1933:4, ♀. Holotype ♀, Fedor, Lee Co., Texas, 27 March (M.C.Z., 17032, leg. G. Birkmann); Evans, 1950Evans, H.E. 1950. A taxonomic study of the Nearctic spider wasps belonging to the tribe Pompilini (Hymenoptera: Pompilidae). Part 1. Transactions of the American Entomological Society 75:133-270.:233, Type ♀ (M.C.Z., no. 17,032); Evans, 1966Evans, H.E. 1966. A revision of the Mexican and central American spider wasps of the subfamily Pompilinae (Hymenoptera: Pompilidae). Memoirs of the American Entomological Society :1-442.:195, Type ♀ (MCZ, no. 17,032). Synonymized with Episyron snowi (Viereck, 1906) by Evans, 1950Evans, H.E. 1950. A taxonomic study of the Nearctic spider wasps belonging to the tribe Pompilini (Hymenoptera: Pompilidae). Part 1. Transactions of the American Entomological Society 75:133-270.:233. - Evans, 1966Evans, H.E. 1966. A revision of the Mexican and central American spider wasps of the subfamily Pompilinae (Hymenoptera: Pompilidae). Memoirs of the American Entomological Society :1-442.:195 ( listed as synonym of Episyron snowi (Viereck, 1906)); 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 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209.:1550 ( listed as synonym of Episyron snowi (Viereck, 1906)); Wasbauer & Kimsey, 1985Wasbauer M.S. & L.S. Kimsey 1985. California spider wasps of the subfamily Pompilinae (Hymenoptera: Pompilidae). Bul. Calif. Ins. Surv. 26:1-130.:33 ( listed as synonym of Episyron snowi (Viereck, 1906)).