Serapis standing, semi-draped, wearing modius, head l., r. arm raised, staff in l. hand; in field r. crested serpent, l. scrolls
Reverse
ΠΟΣΕΙ: Triton with attributes and stance of Poseidon: bearded figure with fish-tail legs, dolphin on outstret, ched right hand, trident, in left. Around figure left to right the letters ΠΟΣΕΙ. Border of dots 15 mm. in diameter.
Reference
Lang, M. and M. Crosby (1964). The Athenian Agora X: Weights, Measures and Tokens. Princeton, New Jersey, The American School of Classical Studies at Athens. (https://zenon.dainst.org/Record/000211771)