Augustus (27 BC-AD 14). Æ Quadrans (16,4mm, 2.7g). Rome, 5 BC. Apronius, Galus, Messala, Sisenna, moneyers. Altar with flat-shaped top. R/ SISENNA APRONIVS A A A F F, SC in field. RIC I 450 var. (altar and SC reversed) cf. BN 777-778 for similar examples; BMCRE 246.