303. SARMATIA, Olbia. ca 5th Century BC. Cast AE 42mm, 3.73 g. 

Dolphin left with raised spine.
Dolphin right with raised spine. 

SNG BMC Black Sea 362.

CNG Mail bid sale #58, 18 Sept 2001, lot 303.

Used by permission of CNG, www.historicalcoins.com