), a place in Mysia, only mentioned by Xenophon (Xen. Anab. 7.8.8
), on the road between Adramyttium and Atarneus.
It has been conjectured that it may be the Cytonium (Κυτώνιον
) of Theopompus (Steph. s. v. Κυτώνιον
). But Cytonium was between Mysia and Lydia; and Xenophon's Certonus is in Mysia.