Permian smaller foraminifera biozonation in northwest of Iran

According to benthonic smaller Foraminifera a biozonal subdivisions of Kubergandian, Murgabian, Midian, Dzhulfian and Dorashamian stages of Permian rocks of East and West Azarbijan are given. Nine biozones are established and paleontological features of each biozones are considered. Finally, the corellation of the new biozones with the coeval biozones of Tethyian realm and Abadeh region are Studied.