1. L.Cossinius, of Tibur, received the Roman franchise in consequence of the condemnation of T. Caelius, whom he had accused. (Cic. pro Balb. 23.) He is perhaps the same as the Cossinius who was one of the legates in the army of the praetor P. Varinius, and who fell in battle against Spartacus, B. C. 73. (Plut. Crass. 9.)
A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890