nomos/didrachm of Neapolis (Campania), 300-275 BC ca.
Obv. hd of a nymph, 4 dolphins around
Rev. man-headed, facing, bull, Nike above crowning the bull's head. DI below.
Sambon 452 5.57 g Triton I Auction December 2-3, 1997 New York, NY, no 21
1st example (this coin)
2nd example