Republican, AE Uncia, Anonymous, Rome, ca. 217-215 BC.  Semilibral prow series. 25 mm, 13.78 g. 

Helmeted head of Roma left, one dot o behind head.
ROMA above prow of galley right, one dot o below. 

Crawford 38/6; Syd. 86.

With permission of cngcoins.com, auction 447, Lot 403, July 2019.