Optomerus is a genus of beetles in the family Cerambycidae.Bezark, Larry G. A Photographic Catalog of the Cerambycidae of the World . Retrieved on 22 May 2012. They are described as dark brown to black. The genus contains the following species:
Optomerus bispeculifer (White, 1855) Optomerus roppai (Magno, 1995)
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