Constantius II AE21, 

Obv: DN CONSTAN-TIVS PF AVG, pearl-diademed, draped & cuirassed bust right 
Rev: FEL TEMP-REPARATIO, soldier spearing fallen horseman who is
 bearded, hair in one braid, reaching backwards

M in left field
Mintmark: ANZ

RIC VIII Antioch 190, rated common. 

Contributed by Dane, April, 2008.

Fel Temp Collection:
http://www.catbikes.ch/helvetica/feltemps.htm