A Dictionary of Greek and Roman biography and mythology

11. Surnamed Monomachus, an officer in the army of the preceding, who, according to Polybius, was a man of a ferocious and sanguinary disposition, and the real author or adviser of many cruelties which were attributed to the great commander. Among other things, he is said to have recommended Hannibal to teach his soldiers to live upon human flesh, a piece of advice which could not have been seriously meant, though it is gravely urged by Roman writers as a reproach against the son of Hamilcar. (Plb. 9.24; Liv. 23.5; Dio Cass. Fr. Vat. 72, p. 191, ed. Mai.)