Salius nivalis Cameron, 1893:182, ♀. Holotype ♀, Mexico, Xucumanatlan in Guerrero 7000 feet (leg. H.H. Smith). - Cameron, 1888-1900Cameron, P. 1888-1900. Biologia Centrali-Americana - Insecta. Hymenoptera. (Fossores) Vol. II. R. H. Porter and Dulau & Co., London. 413pp, 14 pl.:182 (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), 233 (listed). - As Ageniella nivalis: - 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); Kurczewski, 1987Kurczewski, F.E. 1987. Nest and Prey of Ageniella (Leucophrus) fulgifrons (Hymenoptera: Pompilidae). The Great Lakes Entomologist 20 (2):75-80.:79 (prey); Wahis, 1995Wahis, R. 1995. Nouvelles mentions de Pompilides du Nicaragua (Hymenoptera: Pompilidae). Revista Nicaraguense de Entomologia 33:1-6. (distribution), 3 (comb. nov.); 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); 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).