Description wikipedia

Serica brunnea, the brown chafer, is a species of beetle of the family Scarabaeidae. It is found in Albania, Austria, Belarus, Belgium, Bosnia Herzegovina, Bulgaria, China (Xinjiang), Croatia, the Czech Republic, Denmark, Finland, France, Germany, Great Britain, Hungary, Ireland, Italy, Kazakhstan, Latvia, Lichtenstein, Lithuania, Luxembourg, North Macedonia, Moldova, Mongolia, the Netherlands, Norway, Poland, Romania, Russia, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland and Ukraine.