A New Species of Chyliza (Diptera, Psilidae) from Iran. Khaghaninia, S., Gharajedaghi, Ya. — Chyliza (Dasyna) qaradaghi from Iran (type locality: Qaradagh Forests (Qala Deresi), East Azerbaijan Province) is described. C. qaradaghi Khaghaninia et Gharajedaghi, sp. n. is similar to Chyliza (Dasyna) extenuata (Rossi, 1790) in having arista thickened in basal third with dense black hairs and lacking anteroventral comb of black spinules on male fore tibia. New species differs from C. extenuata by head yellow, only occiput partly black and hind tibia largely black; C. extenuata has head completely black and hind tibia yellow. Both species differ also by the shape of male genitalia.