Hylaeus (Hylaeus) leptocephalus (Morawitz, 1871)

Distribution in Iran: Alborz, Hamadan, Kurdistan, Zanjan (Warncke, 1981), Isfahan (Khodarahmi Ghahnavieh and Monfared, 2019).

General distribution: Nearctic (Canada, United States) and Western Palaearctic (Armenia Bulgaria, Czech Republic, Denmark, Germany, Greece, Iran, Italy, Latvia, Spain, Turkey, Ukraine) (Ascher & Pickering, 2021).