Phokaia, Ionia, AE20, semi-autonomous issue, 253-268 BC. 5.59 g. 

CMARDOC, river-god Smardos reclining left, holding branch, 
bird standing before him.
FWKAEWN, prow right.

With permission of Helios Numismatik, Auction 3, Lot 401, April 2009.

Imhoof KM 9; Imhoof Flussgötter 276
Very rare. 
Estimate: 100 euros.