Stegopterus hexrivieri is a species of beetle of the family Scarabaeidae.Global Biodiversity Information Facility It is found in South Africa (Western Cape).

Description Adults reach a length of about . They have a stocky body with a melolonthinoid shape. They are black, with a green metallic hue. The elytra are fulvous and the antennae and legs are dark brown. The elytra are bordered at the juxtascutellar and sutural sides by a broad black band reaching the apex. All other margins are narrowly black. The humeral humbones are prominent. The abdomen is black, with a green metallic hue.

Etymology The species name is derived from the Afrikaans spelling of the Hex River (Hexrivier), where the holotype was collected.

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