Greek, Sicily, Himera, AE hemilitron, before 407 BC, nymph/star, SNG Morcom plate coin

almost VF, the obverse a little smoothed. Very rare. 

SNG Morcom 600 (this piece) 

From the important collection of Western Greek bronze coinage formed by John Morcom (b. 1939) published in 1995. Many of the coins in the collection originally came from the collection formed by the collector's grandfather Colonel R.K. Morcom (1877-1961). 720 pieces from the collection are now in the permanent collection of the British Museum.