Constantius II AE3.
Obv: CONSTANT-IVS PF AVG, pearl diademed, draped, cuirassed bust right
Rev: FEL TEMP-REPARATIO, Emperor in military dress standing on galley moving left, holding phoenix on globe and standard with chi-rho on banner. Victory sitting at the stern, steering the ship, AQT dot in ex. 
RIC VIII Aquileia 97.
Contributed by Dane for Roma Numismatics