Galerucella aquatica (Geoffroy, 1785)
Family: Chrysomelidae
Size: 6 to 8 mm
Distribution: Europe
Biology: Lives on  Polygonaceen
Location: Germany, Bavaria, Upper Franconia, Weißenstadt
leg.det. U.Schmidt, 1974
Photo: U.Schmidt, 2006

Galerucella aquatica  (Flickr)

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

Location List Chrysomelidae Palaearctic Region  (Google Drive)