Most recent taxonomic treatments. Rognes (1991a), Tantawi et al. (2017).
Material. Kotayk: River Dalar at Aghveran, N 40°30 E44° 35, 1710 m, 23.vi.2010, 1 ♂ [2518]; River Marmarik at Hankavan, N 40°38 E44° 31, 1920 m, 21.vi.2010, 1 ♀ [2519]; Tsakhkadzor, Mt Teghenis, wood, faeces trap, N40°32 E44° 41, 2240 m, 13.vii.2016, 1 ♂ 3 ♀ [2649, 2650, 2651, 2652].
Distribution. Widely distributed in the Palaearctic and Nearctic regions; also Oriental Region.