Constantius II, AE4, Arles.

Obv: DN CONSTAN-TIVS PF AVG, pearl diademed, draped, cuirassed bust right
Rev: FEL TEMP-REPARATIO, soldier spearing fallen horseman who is wearing a Phrygian helmet, reaching backwards, E in left field, TCON in ex.

RIC VIII Arles 224 var (rev break, officina) (listed versions are rated R2)
RIC gives the reverse break as R-EPARATIO and lists only officinae P and S.
Gordon Jensen's collection, June 2009