Genus Ranatra Fabricius, 1790

Ranatra (Ranatra) linearis (Linnaeus, 1758)

Nepa linearis Linnaeus, 1758: 441 (as new species).

Distribution in Iran. East Azarbaijan (Ghahari et al. 2010a), Guilan (Safavi 1992; Cox & Cox 1995; Modarres Awal 1997; Linnavuori & Hosseini, 2000), Khuzestan (Safavi 1992; Modarres Awal 1997), West Azarbaijan (Ahmadi et al. 2012).

General distribution. Euro-Siberian (Polhemus 1995; Fent et al. 2011).

Ranatra (Ranatra) unicolor Scott, 1874

Ranatra unicolor Scott, 1874: 452 (as new species); Ranatra brachyuran Horváth, 1879: 150 .

Distribution in Iran. Khuzestan (Linnavuori 2009).

General distribution. Central Asia, China (the whole territory), Arabian Peninsula, Far East (Polhemus 1995).

Comments. In biotopes with Phragmites sp. ( Poaceae), and Scirpus sp. ( Cyperaceae) (Linnavuori 2009).