Claudius II Gothicus, AD 268-270. Antoninianus (BI; 18-20mm; 2.47g; 5h) irregular. IMP CLAVDIVS AVG Radiate, cuirassed and draped bust to right. Rev. MARTI PACIFERO Mars standing holding shield and spear; in exergue, A.
Cf. C. 169; MIR 47 pl. 58: 102/32y1; mt 10, 2009 p. 135 and p. 134 # 24 (this coin illustrated); cf. RIC V, I p. 216, 72.
From the stock of Muenzen und Medaillen AG, Basel 1971 and illustrated in mt 10, 2009 pl. 24.