Elagabalus and Julia Maesa, AE27 of Markianopolis. 

AVT K M AVR ANTWNEINOC AVG IOULIA MAICA AVG, laureate, 
draped, cuirassed bust of Elagabalus right, facing 
draped bust of Julia Maesa left.
VP IOUL AUG CELEUKOY MARKIANOPOLITWN, fourfold coiled
 serpent with head lowered right. E in upper left field.

Varbanov 1658 (this coin).
From an unknown auction, ca. 2004. Note: This image was 
recovered after having been destroyed in the March 2009 
website attack. The owner or seller information was 
unfortunately lost. Recovered and re-added in Sept. 2011.