Caracalla, AE sestertius, 32 mm, 20.20 gr. 210 AD. 

M AVREL ANTONINVS PIVS AVG, laureate head right.
PONTIF TR P XIII COS III, S-C, Mars in military dress,
advancing left, holding olive branch and trophy. 

RIC 450a; Cohen 474; BMC 202; Hill 1090.

Rare.

Contributed by Dr. Hubert Lanz, auction November 2000, 
Added July 2011.