Hylaeus (Prosopis) gibbus Saunders, 1850

Distributionin in Iran: Golestan, Guilan, Hamadan, Markazi, Mazandaran (Warncke, 1981).

General distribution: Eastern (Kazakhstan) and Western (Austria, Azerbaijan, Belarus, Cyprus, Finland, Georgia, Germany, Greece, Iran, Iraq, Netherland, Russia, Spain, Sweden, Turkey, Ukraine) Palaearctic (Ascher & Pickering, 2021).