Peltodytes caesus (Duftschmid, 1805)

Distribution in Iran. Alborz (Hematyian et al. 2010), East Azarbaijan (Atamehr 2002; Atamehr et al. 2004; Atamehr & Alaei 2010; Ghahari & Jedryczkowski 2011; Vondel: Table 1), Fars (Hosseinie 1974, 1978; Zahiri 1996; Hosseinie & Zahiri 1998; Vondel: Table 1), Golestan (Ghahari & Jedryczkowski 2011), Guilan (Guéorguiev 1965c; Cox & Cox 1982; Kamali 2008; Vondel: Table 1), Khuzestan (Guéorguiev 1965c; Zahiri 1996; Hosseinie & Zahiri 1998), Mazandaran (Darilmaz et al. 2013; Mousavi et al. 2016; Vondel: Table 1), Razavi Khorasan (Ghahari & Jedryczkowski 2011), West Azarbaijan (Ghahari & Jedryczkowski 2011; Samin et al. 2015).

General distribution. Afghanistan, Albania, Algeria, Armenia, Austria, Azerbaijan, Belgium, Bosnia Herzegovina, Bulgaria, Byelorussia, “Caucasus”, China (Xinjiang), Croatia, Czech Republic, Denmark, France, Germany, Great Britain, Greece, Hungary, Iraq, Israel, Italy, Kazakhstan, Kyrgyzstan, Latvia, Lebanon, Liechtenstein, Luxembourg, Macedonia, Morocco, Netherlands, Poland, Portugal, Romania, Russia (Central and South European Territory), Slovakia, Spain, Sweden, Switzerland, Syria, Tadzhikistan, “Transcaucasia”, Turkey, Turkmenistan, Ukraine, Uzbekistan, former Yugoslavia (Vondel 2005), Iran (Guéorguiev 1981; Vondel 1992, 2003, 2005; Darilmaz & Kiyak 2006), Montenegro (Vondel 2013).

Comments. Living in eutrophic fresh or occasionally brackish stagnant water of ponds and slowly running streams, marshes. Among vegetation of Batrachium, Callitriche, Elodea and Chara . Feeding on filamantous algae and probably Characeans (Vondel 1997). In rice fields (Mousavi et al. 2016)