title: Clinidium apertum
text: # Clinidium apertum
  
  Clinidium apertum is a species of ground beetle in the subfamily Rhysodinae. It was described by Edmund Reitter in 1880. It is endemic to the eastern United States.
  
  Clinidium apertum measure 5.5–7 mm (0.22–0.28 in) in length.
  
  