Phlious, Peloponnesos. AR trihemiobol, 13mm, 1.19 g. Ca 400-350 BC.

Bull butting left, head facing; I above.
Large F surrounded by four bunches of grape, all within incuse square. 

BMC 23; BCD Peloponnesos 120. 
Ex BCD (private sale). VF toned.
 
With permission of Jencek, e-auction A07-039, Sept. 2012.