Bactria, Antimachus. 1/8 Obol; Bactria, Antimachus; c. 185-170 BC, Obol, 0.69g. Bop-p. 185, Series 4, monogram B. Obv: Bust of king r. wearing kausia. Rx: [B]AΣIΛEΩΣ ΘE[oY] / ANTIMAXoY Poseidon standing facing, holding trident and palm branch; PK monogram at lower r.. aEF