Points of new records of Dolichopodidae on Wrangel Island. Small circles – species collection points in 2015: NR – Upper reaches of Neizvestnaya River. Big circles – species collection points in 2016–2019: ThM – Thomas Mt.; CO – Chertov Ovrag; VB – Vyuchnyi brook; RB – Rogers Bay environs; TnM – environs of Tundrovaya Mt.; KFR – middle-upper flow of Krasnyi Flag River. Grey lines – boundaries of the zonal differentiation of vegetation (according to Kholod 2013): nTT – the Northern subzone of typical tundra; sAT – southern variant of the Arctic tundra subzone; nAT – Northern Arctic tundra subzone; sPD – southern variant of the zone of polar desert.