Madytos, Thrace. ca 350 BC. AR triobol, 12mm, 2.20 g. 

Bull butting right, bunch of grapes on a vine above.
MADY, dog sitting right; vine leaf behind. 

Unpublished silver issue from this town. CNG 91, 86.

With permission of cngcoins.com, Sept. 2012.

Apparently the first known silver issue from this extremely rare city. 
Estimate: 500 USD.