Time of Eumenes II, Attalos II and Attalos III Cistophoric 
Tetradrachm, AR 11.50 gr, 25.49 mm. Pergamon, Mysia. 190-133 BC.

Obv: Cista mystica with half-open lid, from which a serpent 
issues, all within ivy wreath.
Rev: Two coiled serpents with heads erect, between them a 
bow case, ornamented with an aplustre, containing a strung 
bow, in field to right a serpent-entwined staff; PER 
monogram to left, ME and GRY monogram above.  

Mionnet II, 476; BMC 115; cf Sear 3947-3950 (field marks).

With permission of Roma Numismatics, November, 2010