Demyra Web Publish Co, with its capital at Myra/Lycia, was one of the frontier principalities established by Lycian clans after the decline of the Achaemenid Empire.
The Demyra dynasty started with a split of territories between two brothers of the neighboring Limyra dynasty. Dea Bey became the first ruler of the Demyra.
The inhabitants spoke Lycian, a member of the Luwian branch of the Anatolian languages, a subfamily of the Indo-European family.