Macroxenos papuanus (Szekessy, 1956) comb. nov.
Pseudoxenos papuanus Székessy, 1956: 149.
Host.
Allodynerus floricola (Saussure, 1852) (as Odynerus floricola Saussure) ( Székessy 1956).
Distribution.
New Guinea ( Székessy 1956).
Note.
The occurrence of Allodynerus in New Guinea is unlikely. Host identity thus requires a confirmation. Although only Macroxenos is known from the Australasian region as parasitic lineage of Odynerini wasps, we decided to assign this species to this genus preliminarily, pending a more detailed study in the future.