Augustus (27 BC - 14 AD). AR Denarius, Lugdunum mint, 15 BC. Obv. AVGVSTVS DIVI F. Bare head right. Rev. Bull butting right; in exergue, IMP•X. RIC I (2nd ed.) 167a. AR. 3.79 g. 20 mm. Delicate patina with a hint of iridescence. Area of weak strike on obverse. Irregular flan otherwise. good EF.