Pompilus angustatus Cresson, 1865:452, ♂♀. 2 ♀♀, 1 ♂, Colorado Territory, 1864 (leg. Mr. James Ridings); 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.:205, Type ♀ (A.N.S.P., no. 418); 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.:186, Type ♀ (ANSP, no. 418). - Cresson, 1867Cresson, E.T. 1867. Notes on the Pompilidæ of North America, with descriptions of new species. Transactions of the American Entomological Society 1 (1867/1868):85-150. (distribution), 89 (listed); Provancher, 1882Provancher, L. 1882. Faune Canadienne (Continué de la page 15.). Naturaliste Canadien 13 (146):33-51.:38 (description female); Cresson, 1887Cresson, E.T. 1887. Synopsis of the families and genera of the Hymenoptera of America, North of Mexico. Transactions of the American Entomological Society Supplementary Volume:1-350. (distribution), 270 (listed); Dalla Torre, 1897Dalla Torre, C.G. 1897. Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution), 272 (listed); 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.:205 (listed). - As Psammochares angustatus: - 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.:205 (listed). - As Sericopompilus angustatus: - 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), 204 (key female, key male), 205 (description female, listed), 206 (biology, description male, distribution); Evans, 1951Evans, H.E. 1951. A taxonomic study of the Nearctic spider wasps belonging to the tribe Pompilinae (Hymenoptera: Pompilidae). Part III. Transactions of the American Entomological Society 77:203-340. (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); 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); 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 fulvoapicalis Banks, 1910:117, ♀.Fedor, Lee Co., Texas, Sept. (leg. 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.:205, Type ♀ (M.C.Z., no. 13,712); 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.:186, Type ♀ (MCZ, no. 13,712). Synonymized with Sericopompilus angustatus (Cresson, 1865) 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.:205. - Banks, 1917Banks, N. 1917. New fossorial Hymenoptera. Bull. Mus. Comp. Zool. 61:97-116.:108 (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.:186 ( listed as synonym of Sericopompilus angustatus (Cresson, 1865)); 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.:1548 ( listed as synonym of Sericopompilus angustatus (Cresson, 1865)).
Sericopompilus fumosus Banks, 1933:5, ♂. Holotype ♂, Colorado Springs, Colo., 12 to 19 July (M.C.Z., 17050, leg. Klots); ♂♂, Hot Springs, So. Dak., 9 to 19 July (leg. Severin); 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.:205, Type ♂ (M.C.Z., no. 17,050); 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.:186, Type ♂ (MCZ, no. 17,050). Synonymized with Sericopompilus angustatus (Cresson, 1865) 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.:205. - 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.:186 ( listed as synonym of Sericopompilus angustatus (Cresson, 1865)); 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.:1548 ( listed as synonym of Sericopompilus angustatus (Cresson, 1865)).