Size: 15-28 mm.

General distribution: Northern U.S. as well as New Brunswick to British Columbia, Canada.

Distribution in New Mexico: Probably in mountains along Colorado state line.

Habitat: Lush mountain grass areas on steep slopes among brush or open woodland.

Host: Probably forbs.

Adults Present: June-September.

Notes: Black lateral lobes of pronotum and lateral abdomen distinguish this species from C. abdominalis. Not economically important.

Reference: Helfer 1953, Otte 1981.