title: Cnestus
text: # Cnestus
  
  Cnestus is a genus of ambrosia beetles.
  
  One prominent species is Cnestus mutilatus, the camphor shot borer. It is an invasive species that originated in Asia, and has spread over much of the Eastern United States.
  
  ## Description
  
  Beetles of this genus are commonly around 3–4 mm in body length.
  
  ## Etymology
  
  The original author did not give any indication on the etymology of the genus name.
  
  ## Taxonomy
  
  Around twenty species have been described for this genus.
  
  