[Footnote 21: Of Isidore of Pelusium, (l. i. epist. 25, p.
8.) As the letter is not of the most creditable sort,
Tillemont, less sincere than the Bollandists, affects a
doubt whether this Cyril is the nephew of Theophilus, (Mem.
Eccles. tom. xiv. p. 268.)]