Nice pictures, not easy to photograph these ones live in nature!
It's Spintharinaversicolor, parasitoids of pollen wasps, Celonites (Vespidae, Masarinae). They should actually be included in Chrysis, but to not confuse things it's still kept in Spintharina
... I think my specimens are not Chrysura simplex but more austriaca), Spintharinaversicolor, Chrysidea, and many Chrysis (bicolor, germari, succincta, equestris, sexdentata, ...
Dear Rudolf, yes, you're right. It's the female of Spintharinaversicolor (Spinola). Of course you can follow Linsenmaier and place versicolor in the genus Chrysis ...
Hi At first I thought in Spintharinaversicolor because I saw that species the last year in the same place, but looking more carefully it seems different Could it be Spintharina cuprata ?
Soria province, Spain, 14/July/2012, on Euphorbia nicaeensis.