Colpochila gagatina is a species of beetle of the family Scarabaeidae. It is found in Australia (New South Wales, Victoria).
Description Adults reach a length of about . The head and pronotum appear dull black, while the elytra are shining black. The pygidium is finely and very densely punctured, and the surface is glabrous or has at most very few very short erect setae.
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