Islamic - Mongol Dynasties. ILKHAN: Arghun, 1284-1291, AR dirham (2.48g), Bâvard, ND, A-2156.7, pigeon (or similar bird) facing left, head forward, mint name above the wings; Bâvard was an alternative spelling of the city Abivard, about 15% flat, VF, RRR.