Podium opalinum Smith, 1856:236, ♂♀.Jamaica; Ohl, 1996Ohl, M. 1996. The phylogenetic relationships within the Neotropical Podiinae with special reference to Podium Fabricius (Hymenoptera: Apoidea: 'Sphecidae'). Deutsche Entomologische Zeitschrift 43:189-218.:216, Lectotype ♀ (BMNH). - Ohl, 1996Ohl, M. 1996. The phylogenetic relationships within the Neotropical Podiinae with special reference to Podium Fabricius (Hymenoptera: Apoidea: 'Sphecidae'). Deutsche Entomologische Zeitschrift 43:189-218. (distribution); Amarante, 2002Amarante, S.T.P. 2002. A synonymic catalog of the neotropical Crabronidae and Sphecidae (Hymenoptera: Apoidea). Arquivos de Zoologia (São Paulo) 37:1-139. (distribution). - As Podium opilinum: - Ashmead, 1900Ashmead, W.H. 1900. Report upon the aculeate Hymenoptera of the islands of St. Vincent and Grenada, with additions to the parasitic Hymenoptera and a list of the described Hymenoptera of the West Indies. Transactions of the Entomological Society of London pt. II:207-367. (distribution). - As Podium opilinum: - Ashmead, 1900Ashmead, W.H. 1900. Report upon the aculeate Hymenoptera of the islands of St. Vincent and Grenada, with additions to the parasitic Hymenoptera and a list of the described Hymenoptera of the West Indies. Transactions of the Entomological Society of London pt. II:207-367. (distribution). - As Sceliphron opalinum: - Dalla Torre, 1897Dalla Torre, C.G. 1897. Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution), 388 (comb. nov.).