DEVLANE, or DAVILANE, an island, in the pa rish of KILMORE, barony of ERRIS, county of MAYO, and province of CONNAUGHT, 14 miles (S. W.) from Belmullet: the population is returned with the parish. This island is situated off Blacksod bay, on the western coast, about two miles from the extremity of the penin sula, called the Mullet: near it is a smaller island, called Devlane-beg.