All of these are numbered among the Seventy, and all are mentioned in the Epistles of St Paul.
Herodion was a kinsmen of St Paul: ‘Salute Herodion my kinsman’ (Romans 16:11). After many sufferings for the Gospel, he worked with the Apostle Peter in Rome, and was beheaded with him.
Agabus was granted a spirit of prophecy: two of his prophecies are important in the Acts of the Apostles (Acts 11:28, 21:11).
Rufus was Bishop of Thebes. ‘Salute Rufus, chosen in the Lord’ (Romans 16:13).
Asyncritus (Romans 16:14) was Bishop of Hyrcania in Asia.
Phlegon, (Romans 16:14) was Bishop of Marathon in Thrace.
Hermas (Romans 16:14) was a bishop in Dalmatia.