MORPHOLOGIC CHARACTERS AND MORPHOMETRY OF CHOMATOSERIS IRANENSIS FLUGEL (1966) FROM MICROSOLENIDAE KOBY 1890 FROM UNITS 16 AND 17 OF THE PARVADEH FORMATION IN KAMAR MAHDI SECTION (SW TABAS). THIS SPECIES CHARACTERIZE BY ITS SOLITARY, CYCLOLITID, AND NONPEDUNCULATE CORALLUM. ITS CENTRIFUGAL GROWTH OF THEIR SEPTA, OVAL COLUMELLAR CAVITY IN OUTLINE, ABSENCE OF EPITHECA.