Severus Alexander and Julia Mamaea AE27 of Markianopolis, 
Moesia. Magistrate Umbrius Tereventinus. 

AVT K M AVR CEVH ALEXANDROC IOVLIA MAMAIA, laureate, draped 
bust of Severus Alexander right, facing draped bust of Julia 
Mamaea left.
HG OVM TEREBENTINOU MARKIANOPOLEITWN (first OV ligate), 
Apollo standing right, holding bow, right hand on head, 
quiver at foot left, serpent-entwined tree stump to right. 

Varbanov 1821 (this coin).

Courtesy of Antike Numismatik Auction, liste 41, 2003. 
Restored and re-added, Sept. 2011.