Roman Republic Æ quadrans(18.3 mm, 6.16 g, 11 h). Cnaeus Gellius, moneyer, 138 B.C. Rome mint. Head of young Hercules right, wearing lion's skin headdress, three pellets behind / CN·GEL, prow of galley right, three pellets below. ROMA below. Crawford 232/4; Sydenham 435b; Russo RBW 965.
Ex RBW Collection, ex Goodman Collection(Privately purchased on 12/7/1996).
The moneyer may be the same Gellius who is known for writing an early history of Rome but it is impossible to say for certain.