Taxonomy
- Polyphaga
- Chrysomeloidea
- Chrysomelidae
- Cryptocephalus
- Cryptocephalus bipunctatus
Images
Source: Roger Key
Description
Size: 4-6mm
Basic colour: black and orange-red
Pattern colour: 1 black longitudinal band (variable, and may be split into 2 spots) on each orange-red elytron
Number of spots: 1 or 2 per elytron - if 1, usually as a band; if 2, usually one on 'shoulder' and one in the centre of the elytron.
Spot fusions: Sometimes
Other colour forms: Rare
Pronotoum: Black
Leg colour: Black
Confusion species: Cryptocephalus biguttatus
Basic colour: black and orange-red
Pattern colour: 1 black longitudinal band (variable, and may be split into 2 spots) on each orange-red elytron
Number of spots: 1 or 2 per elytron - if 1, usually as a band; if 2, usually one on 'shoulder' and one in the centre of the elytron.
Spot fusions: Sometimes
Other colour forms: Rare
Pronotoum: Black
Leg colour: Black
Confusion species: Cryptocephalus biguttatus
Biology
Status: Scarce (Notable B); widespread but very local.
Habitat: Various
Host plant: Various
Overwintering: Unknown
Food: Various
Other notes: The uncommon form (var. thomsoni) is black with only the tips of the elytra orange and requires close examination to separate it from C. biguttatus. The usual colour form is easily distinguished from C. biguttatus.
Habitat: Various
Host plant: Various
Overwintering: Unknown
Food: Various
Other notes: The uncommon form (var. thomsoni) is black with only the tips of the elytra orange and requires close examination to separate it from C. biguttatus. The usual colour form is easily distinguished from C. biguttatus.