Note 121 — Chapter VII · THE ISLAND OF MONA

This church is at Llandyfrydog, a small village in Twrkelin hundred, not far distant from Llanelian, and about three miles from the Bay of Dulas. St. Tyvrydog, to whom it was dedicated, was one of the sons of Arwystyl Glof, a saint who lived in the latter part of the sixth century.