LLANSTINAN (LLAN-STINAN), a parish, in the union of HAVERFORDWEST, hundred of DEWISLAND, county of PEMBROKE, SOUTH WALES, 2f miles (S. by W.) from Fishguard; containing 170 inhabitants. The name appears to be derived by contraction from that of the saint ( Justinian ) to whom the church is dedicated. The parish is pleasantly situated on the road from Haverfordwest to Fishguard, and is bounded on the north by the latter place, from which it it separated by the Western Cleddy river, the source of which is in the vicinity; the parish of Llanvair-Nant-y-Gove is on the south, that of Llanychaer on the east, and that of Jordanston on the west. It comprises a large portion of arable and pasture land, which is for the most part inclosed, and produces rich crops of wheat, barley, oats and grass; and all kinds of wood grow in great luxuriance: the rateable annual value of the property is returned at £600. The surrounding scenery is pleasingly varied, and the views from the higher grounds embrace extensive prospects over the adjacent country, which abounds with interesting features. The ancient mansion of the family of Symmons, which had been suffered to remain in a neglected state for some time, has been modernized or rebuilt; and there are several other mansions, adding considerably to the 5eneral effect of the scenery, which is also much enlivened by the course of the Cleddy river, running with many beautiful wind- ings, to Milford Haven, and forming one of the finest estuaries in the kingdom. A slate quarry is in operation, giving employment to two or three hands. The turnpike-road from -Haverfordwest to Fishguard passes through the parish. The living is a perpetual curacy, endowed with £600 royal bounty, and £200 parliamentary grant; net income, £100; patron, Col. Owen; appropriator, Subchanter in the cathedral church of St. David's. The church is not distinguished by any interesting architectural details.