... T-3 C. ignita (s.s.) comes to mind. The last picture looks a lot like Stilbum calens to me, with the ocellar carina being well separated from the compound eyes (its much closer in S. cyanurum ), metasoma finely punctated dorsally and the dark red on T-2. But I'm sure ...
... ) Móczár (1961) has reported some observations on the Stilbumcyanurum species, which parasites the mud nests of the Sceliphron destillatorium (Illiger) ...