Body length 9 - 11mm. A black wasp with three yellow bands on the abdomen and reddish legs.
Open areas such as gravel pits and river valleys. Anywhere where its host species Argogorytes fargeii or A. mystaceus can be found.
Status and distribution
Fairly common and widespread in the south and east with some recent records from Scotland. Uncommon in Nottinghamshire and recorded once at Netherfield Lagoons.
Best time to see
May to July.