COSCORY, or ENNIS-CORKER, an island, in the parish of KILDYSART, barony of CLONBERLAW, county of CLARE, and province of MUNSTER, 1 mile (E. by S.) from Kildysart. This island, which is inhabited by one family only, is situated near the western shore of the river Fergus, at its junction with the Shannon, and contains about 165 statute acres of excellent land, which, is mostly in pasture; the portion under tillage is manured with sea-weed, and produces good crops of grain and potatoes.