Sphex grossa Fabricius, 1798:245, sex not indicated. India. Lectotype ♂, examined (University Zoological Museum, Copenhagen (Kiel collection)), designated by VardyVardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58. - As Pepsis grossa: Dahlbom, 1845Dahlbom, A.G. 1845 Hymenoptera Europaea Praecipue Borealia-per familias, genera, species et varietates disposita atque descripta. Sphex Linn. Fasciculus III.: Crabronidarum continuatio et finis, Supplementum I. 353-528. (distribution); Radoszkowski, 1888Radoszkowski, O. 1888 Révision des armures copulatrices des mâles de la famille Pompilidae. Bulletin de la Société Impériale des Naturalistes de Moscou 2:462-493.:489 (description male); Lucas, 1895Lucas, R. 1895 Die Pompiliden-Gattung Pepsis. Berliner Entomologische Zeitschrift 39 (4):449-840. (distribution); Dalla Torre, 1897Dalla Torre, C.G. 1897 Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution); Kriechbaumer, 1900Kriechbaumer, J. 1900 Von Ihrer Königl. Hoheit der Prinzessin Therese von Bayern auf einer Reise in Südamerika gesammelte Insecten. 1. Hymenoptera (Fortsetzung). Berliner Entomologische Zeitschrift 45:97-107. (distribution); Lucas, 1919Lucas, R. 1919 Pompiliden-Studien. I. Arch. Naturgesch., A. 83 (5):1-180+3 pls. (distribution); Banks, 1944Banks, N. 1944 The Psammocharidae (Hymenoptera) taken at Kartabo and other localities in British Guiana. Zoologica 29:97-112. (distribution), 100, (key); Banks, 1944Banks, N. 1944 Psammocharidae (spider-wasps): Notes and descriptions. Bulletin of the Museum of Comparative Zoology 94 (4):165-187.:182 (discussion); Banks, 1946Banks, N. 1946 Studies of South American Psammocharidae. Part 1. Bulletin of the Museum of Comparative Zoology at Harvard College 96:311-525. (distribution), 334, (key), 404, (key male); Hurd, 1952Hurd, P.D. Jr. 1952 Revision of the Nearctic species of the pompilid genus Pepsis (Hymenoptera, Pompilidae). The American Museum of Natural History, Bulletin 98 (article 4):261-334. (distribution); Vardy, 2002Vardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134. (distribution), 32, (key male), 53, (key female), 59, (description male), 60, (description female), 61, (distribution); Starr & Hook, 2003Starr, C.K. & Hook, A.W. 2003 The aculeate Hymenoptera of Trinidad, West Indies. Occasional Papers o the Department of Life Sciences, University of the West Indies 12:1-31. (distribution); Rasmussen & Asenjo, 2009Rasmussen, C. & A. Asenjo 2009 A checklist to the wasps of Peru (Hymenoptera, Aculeata). ZooKeys 15:1-78. (distribution); Fernández et al., 2017Fernández, F., V. Castro, J. Rodríguez, C. Waichert & J.P. Pitts 2017 Avispas cazadoras de arañas de Colombia (Hymenoptera: Pompilidae). In: (Ed.). . . (distribution). - As Salius grossus: Cameron, 1891Cameron, P. 1891 Hymenoptera Orientalis, or contributions to a knowledge of the Hymenoptera of the Oriental Zoological Region. Part III. Memoirs and proceedings of the Manchester Literary & Philosophical Society 4:431-481. (distribution).
Pompilus formosus Say, 1823:76. VardyVardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58 Neotype ♂, Designated by Hurd, 1948:135 (California Academy of Sciences, San Francisco). Synonymized with Pepsis grossa (Fabricius, 1798) by Vardy, 2002Vardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58. - As Pepsis formosa: 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); Cresson, 1872Cresson, E.T. 1872 Hymenoptera Texana. Transactions of the American Entomological Society 4:153-292. (distribution); Lucas, 1895Lucas, R. 1895 Die Pompiliden-Gattung Pepsis. Berliner Entomologische Zeitschrift 39 (4):449-840. (distribution); Dalla Torre, 1897Dalla Torre, C.G. 1897 Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution); Fox, 1898Fox, W.J. 1898 The species of Pepsis, inhabiting America north of Mexico. Proceedings of the Entomological Society of Washington 4 (2):140-148. (distribution); Cockerell, 1898Cockerell, T. 1898 Contributions to the entomology of New Mexico. Proc. Davenport Acad. nat. Sci. 7:139-156. (distribution); Banks, 1919Banks, N. 1919 The Psammocharidae of western North America. Bull. Mus. Comp. Zool. 63:229-248. (distribution); Lucas, 1919Lucas, R. 1919 Pompiliden-Studien. I. Arch. Naturgesch., A. 83 (5):1-180+3 pls. (distribution); Banks, 1919Banks, N. 1919 The Psammocharidae of western North America. Bull. Mus. Comp. Zool. 63:229-248.:248 (key); Banks, 1921Banks, N. 1921 New Nearctic fossorial Hymenoptera. Ann. Ent. Soc. Amer. 16:16-26.:23 (key); Wolcott, 1948Wolcott, G.N. 1948 The insects of Puerto Rico. The Journal of Agriculture of the University of Puerto Rico 32 (4):749-975. (distribution); Hurd, 1952Hurd, P.D. Jr. 1952 Revision of the Nearctic species of the pompilid genus Pepsis (Hymenoptera, Pompilidae). The American Museum of Natural History, Bulletin 98 (article 4):261-334. (distribution), 268, (prey), 283, (description female), 283, (description male); Medina Gaud & Martorell, 1974Medina Gaud, S. & L.F. Martorell 1974 The insects of Caja de Muertos Island, Puerto Rico. Journal of Agriculture of the University of Puerto Rico 58:244-272. (distribution). - As Pepsis formosa formosa: Hurd, 1952Hurd, P.D. Jr. 1952 Revision of the Nearctic species of the pompilid genus Pepsis (Hymenoptera, Pompilidae). The American Museum of Natural History, Bulletin 98 (article 4):261-334. (distribution), 278, (key male), 281, (key female), 286, (description male), 286, (description female); 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); Evans, 1997Evans, H.E. 1997 Spider wasps of Colorado (Hymenoptera, Pompilidae): An annotated checklist. The Great Basin Naturalist 57 (3):189-197. (distribution).
Pepsis affinis Dahlbom, 1845:464 (key), ♀. Holotype ♀, Surinam. Lectotype ♀, examined (Museum of Zoology and Entomology, Lund), designated by VardyVardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58. Synonymized with Pepsis grossa (Fabricius, 1798) by Vardy, 2002Vardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58. - Lucas, 1895Lucas, R. 1895 Die Pompiliden-Gattung Pepsis. Berliner Entomologische Zeitschrift 39 (4):449-840. (distribution); Dalla Torre, 1897Dalla Torre, C.G. 1897 Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution); Hurd, 1952Hurd, P.D. Jr. 1952 Revision of the Nearctic species of the pompilid genus Pepsis (Hymenoptera, Pompilidae). The American Museum of Natural History, Bulletin 98 (article 4):261-334. (distribution). - As Salius affinis: Morawitz, 1891Morawitz, F. 1891 Über Astrachan'sche Fossoria. Trudy Russkago entomologicheskago Obshchestva. Horae Societatis Entomologicae Rossicae 25 (13):175-233. (distribution).
Pepsis obliquerugosa Lucas, 1895:576, ♀. ♀, Cuba (Mus. Berol.). ♀, St. Thomas (Mus. caes. Vindob., leg. Winthem). Lectotype ♀, examined (Museum für Naturkunde der Humboldt-Universität zu Berlin), designated by VardyVardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58. Synonymized with Pepsis grossa (Fabricius, 1798) by Vardy, 2002Vardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58. - Dalla Torre, 1897Dalla Torre, C.G. 1897 Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution); Fox, 1898Fox, W.J. 1898 The species of Pepsis, inhabiting America north of Mexico. Proceedings of the Entomological Society of Washington 4 (2):140-148. (distribution); Lucas, 1919Lucas, R. 1919 Pompiliden-Studien. I. Arch. Naturgesch., A. 83 (5):1-180+3 pls. (distribution); Banks, 1921Banks, N. 1921 New Nearctic fossorial Hymenoptera. Ann. Ent. Soc. Amer. 16:16-26.:22 (key); Banks, 1928Banks, N. 1928 Notes on Cuban and other West Indian Psammocharidae. Studies on Cuban Insects. . Studies Biol. Lab. in Cuba (Atkins Foundation) 1:3-10. (distribution), 4, (key female); Banks, 1944Banks, N. 1944 Psammocharidae (spider-wasps): Notes and descriptions. Bulletin of the Museum of Comparative Zoology 94 (4):165-187. (distribution), 181, (discussion); Hurd, 1952Hurd, P.D. Jr. 1952 Revision of the Nearctic species of the pompilid genus Pepsis (Hymenoptera, Pompilidae). The American Museum of Natural History, Bulletin 98 (article 4):261-334. (distribution); Haupt, 1952Haupt, H. 1952 Alte und neue Pepsis-Arten (Hymenoptera-Sphecoidea) Pompilidae, olim Psammocharidae auct. Nova Acta Leopoldina 15 (109):311-414. (distribution).
Pepsis nephele Lucas, 1895:739, ♀. ♀, Texas (Mus. Hung.). Lectotype ♀, examined (Természettudományi Múzeum, Budapest), designated by VardyVardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58.Cockerell, 1898Cockerell, T. 1898 Contributions to the entomology of New Mexico. Proc. Davenport Acad. nat. Sci. 7:139-156.:146new status Synonymized with Pepsis grossa (Fabricius, 1798) by Vardy, 2002Vardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58. - Dalla Torre, 1897Dalla Torre, C.G. 1897 Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution); Fox, 1898Fox, W.J. 1898 The species of Pepsis, inhabiting America north of Mexico. Proceedings of the Entomological Society of Washington 4 (2):140-148. (distribution); Banks, 1921Banks, N. 1921 New Nearctic fossorial Hymenoptera. Ann. Ent. Soc. Amer. 16:16-26.:23 (key). - As Pepsis formosa nephele: Hurd, 1952Hurd, P.D. Jr. 1952 Revision of the Nearctic species of the pompilid genus Pepsis (Hymenoptera, Pompilidae). The American Museum of Natural History, Bulletin 98 (article 4):261-334. (distribution).
Pepsis pseudoformosa Cockerell, 1898:146, ♂.
Pepsis formosa Theresiae Kriechbaumer, 1900:102, ♂. Holotype ♂, Puerto Berrio am mittleren Rio Magdalena (Columbien), den 1ten Juli. Lectotype ♂, examined (Zoologische Staatssammlung, Munich), designated by VardyVardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58. Synonymized with Pepsis grossa (Fabricius, 1798) by Vardy, 2002Vardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58. - Lucas, 1919Lucas, R. 1919 Pompiliden-Studien. I. Arch. Naturgesch., A. 83 (5):1-180+3 pls. (distribution). - As Pepsis theresiae: Banks, 1946Banks, N. 1946 Studies of South American Psammocharidae. Part 1. Bulletin of the Museum of Comparative Zoology at Harvard College 96:311-525. (distribution), 334, (key), 334, (description female), 335, (description male), 404, (key male); Hurd, 1952Hurd, P.D. Jr. 1952 Revision of the Nearctic species of the pompilid genus Pepsis (Hymenoptera, Pompilidae). The American Museum of Natural History, Bulletin 98 (article 4):261-334. (distribution).
Pepsis colombica Brèthes, 1926:9. Lectotype ♂, examined (Museo Argentino de Ciencias Naturales, Buenos Aires), designated by VardyVardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58. Synonymized with Pepsis grossa (Fabricius, 1798) by Vardy, 2002Vardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58.
Pepsis pattoni Banks, 1944:181, ♀♂. Allotype ♂, southern Arizona. Holotype ♀, Palmerlee, July (M.C.Z., No. 25805, leg. Biedermann). Synonymized with Pepsis grossa (Fabricius, 1798) by Vardy, 2002Vardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58.Hurd, 1952Hurd, P.D. Jr. 1952 Revision of the Nearctic species of the pompilid genus Pepsis (Hymenoptera, Pompilidae). The American Museum of Natural History, Bulletin 98 (article 4):261-334.:287new status - Banks, 1944Banks, N. 1944 Psammocharidae (spider-wasps): Notes and descriptions. Bulletin of the Museum of Comparative Zoology 94 (4):165-187. (distribution). - As Pepsis formosa pattoni: Hurd, 1952Hurd, P.D. Jr. 1952 Revision of the Nearctic species of the pompilid genus Pepsis (Hymenoptera, Pompilidae). The American Museum of Natural History, Bulletin 98 (article 4):261-334. (distribution), 278, (key male), 281, (key female); 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).
Pepsis pellita Haupt, 1952:400 (key), ♂. Holotype ♂, Ecuador (Guayaquil) (Haupt). Lectotype ♂, examined (Martin-Luther Universität, Halle), designated by VardyVardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58. Synonymized with Pepsis grossa (Fabricius, 1798) by Vardy, 2002Vardy, C.R. 2002 The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 2. The P. grossa- to P. deaurata-groups. Zool. Verh. 337:1-134.:58.