Ti. Minucius C.f. Augurinus, AE triens. 135 BC. 

Helmeted head of Roma right, oooo behind head.
C AVG above prow right, oooo to right, ROMA below. 

Babelon Minucia 5; Sydenham 464a; Crawford 242/3.

I was unable to find an image of this coin anywhere, so this is from the Babelon work.