Gonioctena linnaeanus (Schrank, 1781)
Family: Chrysomelidae
Size: 6 to 7 mm
Distribution: Europe
Biology: Lives on  Salix species
Location: Germany, Upper Bavaria, Bairawies, Einoed
leg.det. U.Schmidt, 21.V.1972
Photo: U.Schmidt, 2006

Location List Coleoptera Germany Bavaria without Upper Franconia  (Google Drive)

Locality List Chrysomelidae Palaearctic Region  (Google Drive)