Caracalla, AE17 of Tavium, Galatia. AD 196-217.

ANTWNINOC AY, laureate, draped and cuirassed bust left, 
holding spear and shield.
TAOYIANWN, forepart of humped bull walking right.

Mionnet IV, 165; Imhoof-Blumer KM 4 (this coin); Righetti Coll. 501. 

Very rare. 

With permission of Münzen & Medaillen DE, Oct. 2003. (Righetti Collection sale).