Caracalla, AE29 Tetrassarion of Tomis. 

AV K M AV ANTWNEINOC CE, Laureate, draped, and cuirassed bust right, 
seen from behind.
MHTROP PONT TOMEWC, Demeter standing left, holding poppies and 
torch; Delta (denomination) to right. 

Ref: AMNG I 2840 var. (legends); Varbanov -.

With permission of CNG (www.cngcoins.com), Feb. 2010.