Associations
provided by BioImages, the virtual fieldguide, UK
Foodplant / open feeder
imago of Cassida rubiginosa grazes on leaf of Carduus
Foodplant / open feeder
larva of Cassida rubiginosa grazes on leaf of Cirsium
Animal / parasitoid / endoparasitoid
larva of Dufouria chalybeata is endoparasitoid of imago of Cassida rubiginosa