Tralles, Lydia, AR Cistophoric tetradrachm, 166-160 BC. 26 mm, 12.66 g. 

Cista mystica with serpent, within ivy wreath.
TRAL to left of bowcase between two coiled serpents, helmet right on horizontal thunderbolt in right field.

BMC 8; SNG von Aulock 3246; SNG Cop 639; SNG Tuebingen 3861; SNG Cop 639; Asia Minor hoard 1928, 123; Kleiner-Noe Series 4; Pinder 147.

With permission of Fritz Rudolf Künker auction 262, Lot 7250, March 2015.