Basic colour: Metallic purple
Pattern colour: None
Number of spots: None
Pronotoum: As basic colour
Leg colour: Mostly as basic colour but tarsi paler orange-brown
Status: Scarce (Notable B); scattered, mainly in the south of England.
Habitat: Chalk downs ith scrub, unimproved chalk grassland, heaths, scrub, disturbed ground on base-rich soil.
Host plant: Ground-ivy (Glechoma hederacea)
Overwintering: Unknown location, but adults do overwinter.
Food: Leaves of ground-ivy
Other notes: The orange-brown palps and tarsi separate this from the all-dark but superficially similar Timarcha goettingensis. Now more accurately known as C. sturmi.