Chilocorus nigricaeruleus is a species of beetle of the family Coccinellidae. It is found in India (Assam) and China (Yunnan).
Description Adults reach a length of about . The head and antennae are yellow, while the pronotum is bluish black, with yellow anterior angles. The scutellum and elytra are dark bluish-violet with a metallic lustre.
Etymology The species name is derived from Latin and refers to the colour of the elytra and pronotum (black with a bluish lustre).
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