Heteronyx excisus is a species of beetle of the family Scarabaeidae. It is found in Australia (New South Wales, Tasmania, Australian Capital Territory, Victoria).
Description Adults reach a length of about . They are dark castaneous. The dorsal surface of the head, pronotum and elytra is shining, densely and uniformly punctured and setose. The pygidium is covered with short, semi-erect setae and long, sparse more erect setae.
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