Hostilian AR Antoninianus. Rome.

Obv: C VAL HOS MES QVINTVS N C, radiate, draped bust right.
Rev: MARS PROPVG - Mars advancing right, holding spear and 
shield.  

RIC IV-iii, 176a; RSC 12.
Scarce.

With permission of numislanz.de, Auktion 102, lot 936