Third Century

Hippolytus, fl. 220

Julius Africanus, fl. 220

Gregory Thaumaturgus, d. 265

Origen, d. 248 Cyprian, d. 258

Dionysius of Alexandria, d. 265 Novatian, fl. 251

Porphyry, d. 304 Lactantius, fl. 306

Pamphilus, d. 308 Arnobius, d. 306

Methodius, d. 310 Victorinus of Pettau, d. 303

Didascalia, ?

Apostolic Constitutions

(and fourth century,

etc.).