Augustus (27 BC - 14 AD). AE Quadrans, Rome mint, 5 BC. Obv. SISENNA GALVS IIIVIR. Flat-shaped altar. Rev. APRONIVS MESSALLA A A A F F. Legend surrounding S C. RIC I (2nd ed.) Augustus 461. 2.75 g. 16.50 mm. About VF.