Gharizadeh, E., & Hesami, S. 2003 Report of Metastenus concinnus (Hym.: Pteromalidae) parasitoid of Cryptolaemus montrouzieri in Iran.. Journal of Entomological Society of Iran 22(2): 85-86.

Notes: In studies carried out in 2002 to evaluate the efficacy of C. montrouzieri on citrus mealybug (Planococcus citri) in Chalus, Iran, some specimens of a parasitic wasp, identified as M. concinnus, emerged. This is the first record of this species from Iran.