Istros, AR drachm. 18mm, 5.79 g. Late 5th-4th century BC

Two male heads facing, the right inverted.
ISTRIH, Sea eagle left on dolphin, B beneath the eagle's tail. 

AMNG 426; BM Black Sea 229; Napoli Museum 6287

With permission of Pecunem Gitbud & Naumann, May 2015.