4. Lived in the reign of M. Aurelius, and was consul the second time in A. D. 176 with M. Flavius Aper. The year of his first consulship is not recorded. (Lamprid. Commod. 2; Fasti.) The of which mention is made in the Digest (40. tit. 5. s. 30.6), was probably passed during one of the consulships of Vitrasius Pollio. This Pollio was perhaps the great-grandson of No. 1. The Vitrasia Faustina slain by Commodus was probably his daughter. (Lamprid. Commod. 4.)