Juli Pujade-Villar - Universitat de Barcelona, Facultat de Biologia, Departament de Biologia Animal, Avda. Diagonal ۶۴۵, ۰۸۰۲۸-Barcelona (Spain).
Majid Tavakoli - University of Tabriz, Faculty of Agriculture, Department of Plant Protection, Tabriz, Iran.
George Melika - Plant Health and Molecular Biology Laboratory, National Food Chain Safety Office, Directorate of Plant Protection, Soil Conservation and Agri-environment, Budaörsi str. ۱۴۱-۱۴۵, Budapest ۱۱۱۸, Hungary.
Mar Ferrer-Suay - American Museum of Natural Hiistory, Central Park West at ۷۹th Street, New York, NY ۱۰۰۲۴, USA.

A new species of oak gallwasp, Andricus synophri (Hymenoptera: Cynipidae: Cynipini) is described from Iran. Data on the diagnosis, distribution and biology of the new species are given. This species is known only from asexual females and induces galls on the twigs of Quercus brantii and Q. libani. Galls aremultilocular, develop on lateral buds of young branches. According to its morphology, Andricus synophri belongs to a large group of ۱۲ Andricus species, the “Adleria non-kollari” group.

Cynipini, Andricus, taxonomy, Iran, distribution, new species