2. C.VolcatiusTullus, probably a son of No. 1, since Cicero says that L. Tullus and Serv. Sulpicius had sent their sons to fight against Pompey. (Cic. Att. 10.3.) C. Tullus fought under Caesar in the Gallic war, and likewise distinguished himself at the siege of Dyrrhachium in B. C. 48. (Caes. Gal. 6.29, B. C. 3.52.)