Felicissimus, [212], [215-217].

Felicitas. See [“Perpetua.”]

Felix of Aptunga, [291].

Fihrist of An Nadim, on Mani, [252-256].

Filioque, addition of, to the Creed, [577].

Firmilian, epistle of, on Stephen of Rome, [242-245].

Flavian of Constantinople, [512] ff.

Flora, Epistle of Ptolemæus to, [95-102].

Formula Macrostichos, [180].

Franks, conversion of, [570] ff.