RIC only lists officinae A & B with dot in left field, but it does list SMHΓ without dot.
Procopius
A.D. 365-366
18mm 3.1gm
D N PROCO-PIVS P F AVG; pearl- diademed, draped & cuirassed bust left.
REPARATIO FEL TEMP Emperor standing facing, head right, holding labarum in right hand and resting left hand on shield, Chi-rho at top right; dot in left field.
In ex. SMHΓ
RIC IX Heraclea 7