Report of eight species of dung beetles (Col.: Scarabaeidae) from Guilan Province

Dung beetles play a significant role in mixing organic materials in nutrition cycle, dung recycling, adjustment of physical and chemical characteristics of soil and controlling arthropod pests (mostly Diptera). These beetles are distributed throughout the world. In order to collect and identify dung beetles in western part of Guilan Province, a faunal investigation was provided during spring to autumn of 2015. In total eight species belonging to four genera were found and identified from eight zones in western part of Guilan Province in Iran. Onthophagus formaneki Reitter, 1897 is reported for the first time from Guilan province. The list of identified species are as follow:Copris lunaris (Linnaeus, 1758), Copris hispanus (Linnaeus, 1764), Oniticellus fulvus (Goeze, 1777), Oniticel1us pallipes (Fabricius, 1781), Onthophagus taurus (Schreber, 1759), Onthophagus illyricus (Scopoli, 1763), Onthophagus formaneki Reitter, 1897*, Sisyphus schaefferi boschniaki Fischer, 1823.