Shield-backed Bug Coleotichus costatus (Fabricius, 1787)

(after Gross 1975): Yellowish to yellowish brown, shining, finely punctate for the most part with brown or reddish brown, these punctations very dense along the margins of the head and the pronotum. Extreme outer margin of the corium yellow but between this and the first prominent outer vein reddish brown and densely punctate, these punctations concolorous. Inwardly of this reddish brown area on the corium in the anterior half a series of larger greenish violet punctations and corium posteriorly rather fumose and semihyaline, posterior margin infuscated. Posterior half of scutellum narrowly edged with black, some areas ( usually four) on the disc punctured with green violet.

• Australian Capital Territory
• New South Wales
• Northern Territory
• Queensland
• South Australia
• Tasmania
• Victoria
• Western Australia