Syromastus rhombeus (Linnaeus, 1767)

Cimex rhombeus Linnaeus, 1767: 218 (as new species); Cimex quadratus Fabricius, 1775: 707; Verlusia sinuata Fieber, 1861: 229 .

Distribution in Iran. Ardabil, Guilan (Linnavuori 2007), East Azarbaijan (Baroughi 1978; Modarres Awal 1997b; Sadaghian et al. 2002; Nikdel et al. 2011), Fars (Ghahari et al. 2011), Kerman (Hoberlandt 1989), Khorasan (Modarres Awal 1996a, 1997b), Khuzestan (Hoberlandt 1955), Mazandaran (Wagner 1968; Ghahari et al. 2011), Tehran (Hoberlandt 1989), northern Iran (no locality cited) (Lindberg 1938).

General distribution. The whole Europe, North Africa, Near East, Central Asia, Transcaucasia.

Comments. On Rumex sp. ( Polygonaceae), Triticum sp. ( Poaceae) (Modarres Awal 1996a), Chenopodium foliosum (Chenopodiaceae), Hibiscus trionum (Malvaceae) (Ghahari et al. 2011), several Caryophyllaceae (Linnavuori 2007) . Also, out of Iran was recorded on Anacardiaceae, Asteraceae, Brassicaceae, Cistaceae, Cupressaceae, Euphorbiaceae, Lamiaceae, Oaceae, Pinaceae, and Polygonaceae (Moulet 1995) .