[3] Birley also admits "Caerellius" might be identical with Gaius Caerellius Sabinus, legate of Legio XIII Gemina and afterwards governor of Raetia, but finds several objections to this, most notably that Sabinus' wife was Fufidia Pollitta and the wife of the man in this inscription was named Modestiana.
[6] Although Birley argues that Moesia Superior might have been downgraded to praetorian status, it is possible these provinces were not listed in chronological order.
[5] Dio Cassius notes that at the beginning of Commodus' sole rule, "tribes" crossed the Antonine Wall and defeated a general (στρατηγόν) and his soldiers in Britain.
"[9] In response to this disaster, the Praetorian prefect Tigidius Perennis immediately sent Ulpius Marcellus to replace him, who proceeded to ruthlessly crush the rebellion.
The Mainz inscription attests Caerellius had a wife, Modestiana, a daughter, Germanilla, and a son, Marcianus.