2 BC. and later, Barbarous Imitation, Augustus, Denarius, cf. RIC 207 (Lugdunum).

Barbarous Imitation, Augustus, the original type struck at the Lugdunum (Lyon) mint,
Denarius (22-24 mm / 3.38 g), 2 BC. – 4 AD. and later,
Obv.: CAESAR AVGVSTVS – DIVI F PATER PATRIAE , laureate head of "Augustus" right.
Rev.: , AVGVSTI F COS DESIG PRINC IVVENT E Λ , Caius and Lucius standing facing, each togate and resting hand on shield; behind each shield a spear. Above on l., simpulum r. and on r., lituus l. In exergue, CL CAESARES.
cf. RIC 207 ; cf. BMC 533 ; cf. C 43 ; cf. CBN 1651 .