Pterostichus agonus is a species of woodland ground beetle in the family Carabidae. It is found in Europe and Northern Asia (excluding China) and North America.
Subspecies These two subspecies belong to the species Pterostichus agonus: Pterostichus agonus agonus G.Horn, 1880 Pterostichus agonus averenskii O. & E.Berlov, 1997
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