Watch List notes:

PHOKIS, Federal Coinage. Circa 357-354 BC. Triobol (Silver, 15 mm, 2.66 g, 6 h), struck under the tyrant Philomelos. Frontal bull's head. Rev. Laureate head of Apollo to right; to left, laurel branch; below head, Φ - Ω. BCD 463.1 (this obverse die). SNG Cambridge 2844 (this obverse die). Williams 302-328 var. (O.220/R.191 this die combination not listed). Nicely centered and struck in high relief. Some roughness and traces of corrosion, otherwise, about extremely fine.
From a European Collection, acquired prior to 2005.