6. L.CorneliusCethegus, one of the chief supporters of a bill brought in (B. C. 149) by L. Scribonius Libo, tribune of the plebs, to impeach Serv. Sulpicius Galba for breach of his word, in putting some of the Lusitanians to death, and selling others as slaves. (Liv. Epit. 49; Cic. de Orat. 1.52, Brut. 23, ad Att. 12.5.)