A new species of Berlese, 1908 (Protura, Acerentomata, Acerentomidae) from Bulgaria with a revised key to the group.

A new species, ., belonging to the group, is described from Bulgaria. This species is characterized by long foretarsal sensilla and , the posterior position of foretarsal seta δ, the presence of seta on abdominal tergites II-VII and seta on abdominal tergite VII, possession of eight anterior setae on abdominal tergite VII and composed pores on sternite VI.