Purpuricenus humeralis is a species of beetle in the family Cerambycidae.Bezark, Larry G. A Photographic Catalog of the Cerambycidae of the World . Retrieved on 22 June 2012. It was described by Fabricus in 1798.The common name of this species is Red Triangle Longhorn beetle, owing to the distinctive red triangles on its elytron (wing case).
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