3. Q.MuciusScaevola, probably the son of No. 2, was praetor in B. C. 179, and had Sicily for his province (Liv. 40.44). He was consul in B. C. 174, with Sp. Postumius Albinus for his colleague. Scaevola accompanied the consul P. Licinius Crassus, as tribunus militum, in B. C. 171, when the consul went against Perseus, king of Macedonia. (Liv. 42.49, and 67.)