Taxonomy
- Polyphaga
- Chrysomeloidea
- Chrysomelidae
- Cassida
- Cassida vibex
Images
Source: Roger Key
Source: Malcolm Storey / BioImages
Description
Size: 5.5-7.5mm
Basic colour: Green or yellowish-green. When alive, usually with a variable metallic reflection.
Pattern colour: Elytra with a triangular spot around the scutellum and dark spots on the suture (which may fuse to form a broad dark sutural band merging with the scutellar spot). Usually also a small black spot near the middle or outside of the elytra.
Number of spots: Variable
Spot fusions: Sometimes
Pronotoum: As basic colour; sometimes with two small dark spots near the rear edge (these may be more extensive in some specimens).
Leg colour: As basic colour
Confusion species: Cassida rubiginosa
Basic colour: Green or yellowish-green. When alive, usually with a variable metallic reflection.
Pattern colour: Elytra with a triangular spot around the scutellum and dark spots on the suture (which may fuse to form a broad dark sutural band merging with the scutellar spot). Usually also a small black spot near the middle or outside of the elytra.
Number of spots: Variable
Spot fusions: Sometimes
Pronotoum: As basic colour; sometimes with two small dark spots near the rear edge (these may be more extensive in some specimens).
Leg colour: As basic colour
Confusion species: Cassida rubiginosa
Biology
Status: Widespread south and east of a line from the Severn to the Humber; scattered elsewhere.
Habitat: Various
Host plant: Various Asteraceae.
Overwintering: Unknown, though adults have been recorded in January and February.
Food: Leaves of host plants.
Habitat: Various
Host plant: Various Asteraceae.
Overwintering: Unknown, though adults have been recorded in January and February.
Food: Leaves of host plants.