A REVIEW OF ROBBER-FLIES OF THE PALAEARCTIC GENUS <i>POLYSARCA</i> SCHINER, 1866 (DIPTERA, ASILIDAE) WITH AN ANALYSIS OF THEIR DISTRIBUTION
Detailed morphological description of external structures of robber flies of the genus flies Polysarca Schiner, 1866 and detailed comparison of male genitalia of all species are given for the first time. Identification key to species based on new characters of the male genitalia is compiled. Lectotype of P. gussakovskiji is designated. New information on the distribution of species and detailed analysis of their ranges and distribution maps in the Tethys area are provided.