Sericopompilus accoleus Banks, 1947:433, ♂♀. Holotype ♀, Maracajú, Matto Grosso, Brazil, April-May (M. C. Z., no. 26598, leg. Fairchild); Holotype ♂, Campinas, Sao Paulo, Brazil (leg. F. X. Williams); Evans, 1965Evans, H.E. 1965. Studies on Neotropical Pompilidae (Hymenoptera) 1. The genus Agenioideus Ashmead in South America. Breviora :1-7.:6, Allotype ♂ (Mus. Comp. Zool.); Evans, 1965Evans, H.E. 1965. Studies on Neotropical Pompilidae (Hymenoptera) 1. The genus Agenioideus Ashmead in South America. Breviora :1-7.:5, Type ♀ (Mus. Comp. Zool.). - As Agenioideus accoleus accoleus: - Evans, 1965Evans, H.E. 1965. Studies on Neotropical Pompilidae (Hymenoptera) 1. The genus Agenioideus Ashmead in South America. Breviora :1-7. (distribution), 5 (comb. nov.); Fernández et al., 2017Fernández, F., V. Castro, J. Rodríguez, C. Waichert & J.P. Pitts 2017. Avispas cazadoras de arañas de Colombia (Hymenoptera: Pompilidae). Proceditor Ltda., Bogotá, D. C., Colombia. (distribution); Fernández et al., 2022Fernández, F., J. Rodriguez, C. Waichert, B. Decker & J. Pitts 2022. Twenty two years later: An updated checklist of Neotropical spider wasps (Hymenoptera: Pompilidae). Zootaxa 5116 (4):451-503. (distribution); Kurczewski et al., 2022Kurczewski, F.E., R.C. West, C. Waichert & J.P. Pitts 2022. Additional new and unusual host records for Western Hemisphere spider wasps (Hymenoptera: Pompilidae). Insecta Mundi 0928:1-32. (distribution, hosts).