Description
Adult body length 7 mm. Wing length 6 mm. In both male and female, the scutellum has two spines. The most diagnostic character for this species is that tergite 2 is entirely black with no markings. ==Distribution==
Distribution
In the European continent: southern England, Wales, Italy, Andorra, Austria, Belgium, Czech Republic, France, Germany, Hungary, Netherlands, Poland, Romania, Slovakia, Slovenia, Spain, Switzerland, Yugoslavia. In the African continent: Tunisia and Algeria. ==References==