Seven new species of dance flies of the subgenus Polyblepharis Bezzi, 1909 (Diptera: Empididae) from Mongolia and East Siberia

Seven new species of the subgenus Polyblepharis Bezzi, 1909 of the genus Empis Linnaeus, 1758 are described from Mongolia and the East Siberia of Russia: Empis (Polyblepharis) bylyrensis sp.n.(Russia (Buryatia, Zabaykalskiy Territory)); E. (P.) mongolica sp.n.(Mongolia); E. (P.) subcurta sp.n.(Mongolia); E. (P.) subdepilis sp.n.(Mongolia, Russia (Amurskaya Province, Buryatia, Zabaykalskiy Territory)); E. (P.) subhaemi sp.n.(Mongolia, Russia (Zabaykalskiy Territory)); E. (P.) subtransbaicalica sp.n.(Mongolia, Russia (Buryatia, Irkutskaya Province, Yakutia)); E. (P.) tuvinica sp.n.(Russia (Tuva)).The subgenus Polyblepharis is recorded for the fi rst time from Mongolia.. Polyblepharis Bezzi, 1909 Empis Linnaeus, 1758 : Empis (Polyblepharis) bylyrensis sp