Diamesa vaillanti Serra-Tosio, 1972
Material examined. 1 Male; Iran, Kurdistan, Central Iranian Range; Bayanchub; 35.5734466˚N, 46.971835˚E; elev. 1936 m; 27.iii.2023; leg. E. Ghaderi & E. Karimian; dep. ROM .
Remarks. This species is distributed in the Alps and Caucasus regions of the Palaearctic. It has been previously reported from Iran in the Elburz Mountains of Mazandaran Province (see Namayandeh et al. 2021). The new record from Kurdistan extends its range distribution in Iran.