M a t e r i a l e x a m i n e d. Iran: East Azarbaijan Province, Osculu, 38°51.515´N, 46°52.400´E, 1721 m, 20.07.2011, 6 Ơ, 3 ♀ (S. Khaghaninia).
Рис. 2. Cheilosia mutabilis (a–c): a — самец, вид сверху, b — голова самки, фронтальный вид, c — гениталии самца; C. nigripes, самец (d–f): d — вид сверху, e — голова, латеральный вид, f — гениталии.
D i s t r i b u t i o n. From Fennoscandia southwards to the Pyrenees and northern Spain; from southern England eastwards through Central and Southern Europe (Northern Italy, former Yugoslavia) into Turkey and European territory of Russia; through Siberia to the Pacific coast; Iran (first record).
D i a g n o s t i c c h a r a c t e r s. Frons lustrous, without pruinosity, or with narrow pruinose along margins of eyes; third antennal segment weakly enlarged, black; parafacial with dense gray pruinosity, occasionally with bare lustrous stripe along eyes (fig. 2, e); mesoscutum without pruinosity or with narrow strip of pruinosity in anterior part immediately behind head; scutellum with long black bristles along posterior margin (fig. 2, d); male genitalia as in (fig. 2, f).