Ammophilus foeniformis Perty, 1833:141,Bahiam. - As Ammophilus foeniforme: - As Penepodium foeniforme: - 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 Sceliphron foeniforme: - Dalla Torre, 1897Dalla Torre, C.G. 1897. Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution), 385 (comb. nov.).
Podium nitidum Spinola, 1851:49, ♂♀. ♂♂, ♀♀, Para (leg. M. Ghiliani). - 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.:69 ( listed as synonym of Penepodium foeniforme (Perty, 1833)).
Podium bellum Cameron, 1888:26 (key), 28, ♀. ♀, Panama, Bugaba (leg. Champion). - Cameron, 1888-1900Cameron, P. 1888-1900. Biologia Centrali-Americana - Insecta. Hymenoptera. (Fossores) Vol. II. R. H. Porter and Dulau & Co., London. 413pp, 14 pl.:28 (listed); 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.:69 ( listed as synonym of Penepodium foeniforme (Perty, 1833)). - As Sceliphron bellum: - Dalla Torre, 1897Dalla Torre, C.G. 1897. Catalogus hymenopterorum hucusque descriptorum systematicus et synonymicus. Volumen VIII: Fossores (Sphegidae). Breitkopf & Härtel, Leipzig. 1-749. (distribution), 379 (comb. nov.).