tetradrachm Panormos, 400-390 BC ca.
Obv. quadriga, Nike above crowning the charioteer, in ex. sea-monster (hippocamp) and Punic 'SYS'
Rev. head Arethusa, hair in open weave sakkos, 3 dolphins around
Jenkins SNR 50 34a (O 8/R 29) 17.15 g Triton I Auction (1997) no. 288, 400-390 BC
this coin
See Panormos/sys tetradrachms (Jenkins SNR 50 1-83)