M. Aurelius Cotta.     Denarius, 139 BC.   Obv.    Helmeted head of Roma right with necklace of pendants; behind, X; before, COTA.        Rev.   Hercules in biga of centaurs right; below, M·AVRELI (AVR ligate); in exergue, ROMA.     Cr. 229/1b; B.  (Aurelia) 16 ; AAA 221b.     3.44 g.   18.00 mm.      Scarce.  Hairline flan crack. A nice example with large flan.    Good VF/VF.