Tachysphex argentatus Gussakovskij, 1952

Material examined: 2♀, Iran, Fars Province, Larestan (Baen), 27º39’54’’N, 54º16’39’’E, 914m a. s. l., 5-9.IV.2018, leg. Sh. Rezaei ; 1³, 1♀, same data, 10-20.IV.2018; 1♀, Dasht-e Arzhan, 29°39’39.047”N, 51°59’3.439”E, 2152 m a. s. l., 15-21. V.2018, leg. Sh. Rezaei ; 1♀, same data, 28.VIII.2018 - 3.IX.2018 .

Distribution in Iran: Fars (Rezaei & Fallahzadeh 2015; Sadeghi et al. 2018, current study).

General distribution: Afrotropical (Eritrea, Mali, Sudan); Palaearctic (Egypt, Israel, Kazakhstan, Oman, Russia, Syria, Tajikistan, Turkey, Turkmenistan, United Arab Emirates, Yemen)