
Prionus Geoffroy, 1762 is a genus of long-horned beetles of the subfamily Prioninae, tribe Prionini, widespread in Europe, Asia and North America. The members of this genus are large (25–70 mm) and usually brown or black. All members of the genus Prionus have twelve or more strongly toothed or even flabellate antennomeres on their large antennae...
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http://en.wikipedia.org/wiki/Prionus

Prionus is a genus of longhorn beetles (Cerambycidae), between two and four centimetres in length.
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http://www.probertencyclopaedia.com/browse/BPA.HTM
No exact match found.