(Calathus distinguendus)
Calathus distinguendus is a species of ground beetle from the Platyninae subfamily that can be found in Bulgaria, Greece, Kosovo, Moldova, Montenegro, Republic of Macedonia, Serbia, Voivodina, southern part of Russia and European part of Turkey. It is also found in Georgia, Asia Minor, Caucasus, and Crimea. It have 1 millimetre (0.039 in) long genitalia.