Julian. Orat. i. p. 40. ii. p. 74; with Spanheim, p. 263. His Commentary illustrates the transactions of this civil war. Mons Seleuci was a small place in the Cottian Alps, a few miles distant from Vapincum, or Gap, an episcopal city of Dauphine. See d'Anville, Notice de la Gaule, p. 464; and Longuerue, Description de la France, p. 327.