Triobol Pubblico Deposited
?????????, or the Hemidrachm, that is, a piece of three Obols, or half a Drachm. In gold it was struck at Carthage and by the Ptolemies of Egypt. In silver it was a very common coin, and was to be found in nearly every Greek series.
- Frey's Dictionary (American Journal of Numismatics, Vol. 50, 1916)