Trebellius Pollio in Hist. August. p. 107, who lived under Diocletian, or Constantine. See likewise Pancirolus ad Notit. Imp. Orient c. 115, 141. See Cod. Theodos. l. ix. tit. 35, leg. 37, with a copious collective Annotation of Godefroy, tom. iii. p. 256, 257.