Garnerius supposes that this Antoninus is the same as the Antoninus mentioned as living in Theodoret’s Religious History and thinks that the Solitary may have become an Archimandrite after 445 when the Religious History was written, but the mss. vary as to the superscription of the letter, which may be addressed to Magnus, Antonius and others.
Editorial footnote · Letters, Chapter uncertain; original source section: Letter 129, editorial note cite_note-1 · Original source