Lot 51924 AR Obol TROAS Kebren Late 6th-early 5th centuries BC AR Obol (10mm 0.81g) Obv: Ram’s head left; below, tunny fish right Rev: Quadripartite incuse square. Unpublished in the standard references. CNG Electronic Auction 318, lot 190 The obverse type of a ram’s head left is very similar, stylistically, to the early coinage of Kebren. Although the type is not published with a tunny fish beneath the ram’s head, which is usually indicative of Kyzikos, there are other symbols, such as a bird, that do appear on the Kebren coinage beneath the ram.