Geta, AR denarius, Rome, 210 AD. 19mm. 

IMP CAES P SEPT GETA PIVS AVG, laureate head right.
PONTIF TR P II COS II, Geta, in military dress, on 
horseback galloping left, holding spear, captive on
ground to left. 

RIC 72; Cohen 142; BMC 46. Very scarce.

Courtesy of Numismatik Lanz, April 2011.