Scolytus orientalis Eggers, 1910

Distribution in Iran. Northern provinces (Modarres Awal 1997).

General distribution. Southeastern Europe, Southern Russia, Ukraine, Turkmenistan. Taxonomy. This species has usually been considered a variety (Michalski 1973) or subspecies (Pfeffer 1995) of Scolytus multistriatus, but is listed a separate species by Stark (1952) and Knížek (2011).

Biology. It breeds in species of Ulmus and Zelkova (Ulmaceae) (Stark 1952; Pfeffer 1995). Recorded in Iran from Ulmus pumila (Ulmaceae) (Modarres Awal 1997). The biology is almost uninvestigated, but likely to be very similar to S. multistriatus .

Comments. Macromesus amphiretus Walker, 1848 ( Hymenoptera: Pteromalidae) is a parasitoid of S. orientalis in Iran (Abd-Rabou et al. 2005).