Augustus AR Denarius. 28 BC. Unknown Eastern mint (Pergamum?). 

Obv: CAESAR DIVI F COS VI, bare head of Augustus r., capricorn below
Rev: AEGVPTO CAPTA, crocodile standing right.

RIC 545. BMC 653, Cohen 4, VERY RARE - R3

Courtesy of Roma Numismatics, May, 2010