Canthophorus impressus
Family: Cydnidae
A dark metallic blue shieldbug with a white margin to the pronotum and corium, this species is associated with Bastard Toadflax (Thesium humifusum), itself a rare plant found on chalk downland in parts of southern England. There is one generation per year and the red larvae may be found until late July,
often with adults of the previous year, which are long-lived.
A rare species found mainly on scattered chalk sites in Oxfordshire, Wiltshire, Dorset and Hampshire.
Adult: All year
Length 6-7 mm

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