Appearance
It has distinctive black and yellow markings on both the femora (thighs), and abdomen which has two yellow bands, the antennae are a uniform grey. A sexually dimorphic species in that whilst the males are seen in this bright black and yellow colouration, the females retain the leg colouration but their abdomen is plain orangey brown with a hint of a single yellow band. Their antennae, again grey, have a white band approximately half way along.Habitat
Found in woodland edges, grasslands and meadows during late spring and early summerReferences:
Some text fragments are auto parsed from Wikipedia.
https://eol.org/pages/3775784https://www.brickfieldspark.org/data/waspparasiticdiphyusquadripunctorius.htm
https://www.naturespot.org.uk/species/diphyus-quadripunctorius