Diospilus nigricornis (Wesmael, 1835)

Distribution in Iran. Khuzestan (Ghahari et al. 2010b).

Distribution outside Iran. Distributed in the western Palaearctic region (Papp 2003b). Austria, Azerbaijan, Belarus, Bulgaria, Czech Republic, Finland, France, Georgia, Germany, Hungary, Latvia, Lithuania, Moldova, Netherlands, Norway, Poland, Russia, Sweden, Switzerland, Turkey, Ukraine, former Yugoslavia (Yu et al. 2012), Belgium (Wesmael 1835, 1838 as Taphaeus affinis; Yu et al. 2012), Greece, Italy, Slovenia (Papp 2003b; Yu et al. 2012), Korea (Papp 2003b; Yu et al. 2012), UK (Broad and Shaw 2009; Yu et al. 2012), Turkey (Yu et al. 2012; Beyarslan and Çoban 2014).

Host records. Pogonocherus hispidus (Linnaeus), Xestobium plumbeum (Illiger) ( Coleoptera: Anobiidae), Byctiscus populi (Linnaeus) ( Coleoptera: Attelabidae), Ceutorhynchus pleurostigma (Stephens), C. sulcicollis (Paykull), Curculio crux Fabricius, Rhynchaenus salicis (Linnaeus) ( Coleoptera: Curculionidae), Pontania proxima (Lepeletier), P. vesicator (Bremi) ( Hymenoptera: Tenthredinidae) (Yu et al. 2012; Beyarslan and Çoban 2014).