Her'mas. (Mercury). The name of a Christian resident at Rome. To whom St. Paul sends greetings. In his Epistle to the Romans. Romans 16:14. According to tradition, he was one of the seventy disciples, and afterward, bishop of Dalmatia. (A.D. 55). Irenaeus, Tertullian and Origen agree in attributing to him the work called The Shepherd. It was never received into the canon, but yet. Was generally cited with respect. Only second to that which was paid. to the authoritative books of the New Testament.