Sphaerophthalma subgracilis Cameron, 1895:339, ♀. ♀, Panama, Volcan de Chiriqui 4000 feet (leg. Champion); Cambra & Quintero, 1996Quintero, A.D. & R.A. Cambra 1996. The Mexican and Central American species of Lophostigma Mickel, including a new species, new distribution records, and taxonomic notes for the genus (Hymenoptera: Mutillidae). The Pan-Pacific Entomologist 72 (2):92-101.:98, Syntype ♀♀, examined (BM (NH)). - Cameron, 1888-1900Cameron, P. 1888-1900. Biologia Centrali-Americana - Insecta. Hymenoptera. (Fossores) Vol. II. R. H. Porter and Dulau & Co., London. 413pp, 14 pl.:339 (listed).Sphaerophthalma subgracilis Cameron, 1895:339, ♀. ♀, Panama, Volcan de Chiriqui 4000 feet (leg. Champion); Cambra & Quintero, 1996Quintero, A.D. & R.A. Cambra 1996. The Mexican and Central American species of Lophostigma Mickel, including a new species, new distribution records, and taxonomic notes for the genus (Hymenoptera: Mutillidae). The Pan-Pacific Entomologist 72 (2):92-101.:98, Syntype ♀♀, examined (BM (NH)). - Cameron, 1888-1900Cameron, P. 1888-1900. Biologia Centrali-Americana - Insecta. Hymenoptera. (Fossores) Vol. II. R. H. Porter and Dulau & Co., London. 413pp, 14 pl.:339 (listed). - As Lophostigma subgracilis: - Cambra & Quintero, 1996Quintero, A.D. & R.A. Cambra 1996. The Mexican and Central American species of Lophostigma Mickel, including a new species, new distribution records, and taxonomic notes for the genus (Hymenoptera: Mutillidae). The Pan-Pacific Entomologist 72 (2):92-101. (distribution); Pagliano et al., 2020Pagliano G., D.J. Brothers, R. Cambra, A.S. Lelej, P. Lo Cascio, M.M. Palmerini, P.L. Scaramozzino, K.A. Williams & M. Romano 2020. Checklist of names in Mutillidae (Hymenoptera), with illustrations of selected species. Bolletino del Museo Regionale di Scienze naturali Torino 36 (1-2):5-425. (distribution). - As Mutilla subgracilis: - Dalla Torre, 1897Dalla Torre, C.G. 1897. Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution), 89 (comb. nov.). - As Sphaeropthalma subgracilis: