City Commemorative AE follis. 330-333 AD. 

Obv: VRBS ROMA, helmeted, cuirassed bust of Roma left 
Rev: wolf standing left, suckling twins Romulus & Remus, 
two stars above, arrow-head in circle on wolf's shoulder.

Mintmark SMTS epsilon.

RIC VII Thessalonica 187 var (shoulder mark).
With permission of Auktionshaus H. D. Rauch GmbH, Sept. 2011.
Sold for 32 Euro.