Constantius II AE3. 330-341 AD.  

CONSTANTIVS P F AVG, rosette diademed, draped & cuirassed bust right
GLORIA EXERCITVS, two soldiers standing to either side of 
one chi-rho standard. 
dot-officina letter A to epsilon-SIS dot in ex. 

Siscia RIC VIII 101

Contributed by Peter Maguire, early 2004.