Latin Saints of the Orthodox Patriarchate of Rome - Orthodox England
orthodoxengland.org.uk/s6centy.htm
Fourth Abbot of Condat in France, called Saint-Oyend after him and later ... A disciple of St Patrick and Bishop of Cassel-Irra near Sligo in Ireland. Solemnis .... Darlugdach (Dardulacha, Derlugdach) Feb 1 + c 524. ..... Gildas the Wise Jan 29 + c 570. ... His monastery of Birr was in Offaly in Ireland. ..... The sister of St Colgan.
Full text of "Records relating to the dioceses of ... - Internet Archive
https://archive.org/stream/recordsrelatingt00mona/recordsrelatingt00mona_djvu.txt
Ware has written as follows : " St. Erard, a native of Ireland and Bishop of Ardagh, together with his brothers, ...... Letter of the Vicar- Apostolic of Ardagh, 20th Feb., 1677. .... In 927 the ruling Abbot at Clonmacnoise was also called Tipraid. ...... A remarkable prayer of St. Colgan is to be found in the " Yellow Book of Lecain.