Gasteruption nigrescens Schletterer, 1885

Gasteruption nigrescens Schletterer, 1885: van Achterberg & Talebi 2014: 5 (table 2: catalogue Iran), 18 (key, key figures 16aa), 47 (key, key figures 69a), 129 (taxonomy, diagnosis, biology, Alborz (Karaj, Sarziarat, Shahrestanak), East Azarbaijan (Shabestar), Kuhgiloyeh & Boyerahmad (Kuh Gol near Sisakht)), 131 (figures 346–354), 132 (figures 355–361).

Host in Iran. Unknown.

Distribution in Iran. Alborz, East Azarbaijan, Kuhgiloyeh & Boyerahmad, Qazvin (van Achterberg & Talebi 2014), Sistan & Baluchestan (Hedwig 1957).

General distribution. Austria, Czech Republic, Croatia (mainland), France (mainland), Germany, Greece (mainland), Hungary, Iran, Italy (mainland), Russia, Spain (mainland), Switzerland, Turkey, Ukraine.