ROMAN Coin Snake Chariot & Wine God BACCHUS

Roman Republican Silver Denarius of M. Volteius M.f. Longinus / 

Obverse: Head of young Bacchus wreathed with ivy. 
Reverse: Ceres driving biga of serpents to the right, 
holding a long torch in each hand, control symbol 
behind... M. VOLTEI M.F. 
Size: 18 mm 
Weight: 3.8 grams 
Reference: Sear 314 

Axis Mundi sale on ebay. 2003.