Richard O'Ferrall explained

Richard Ó Fearghail (O'Ferrall) was an Irish bishop of Ardagh in the 16th century.^[1] This see was located in the Ó Fearghail lands in Annaly; six earlier bishops had been members of the same family.

He was nominated on 2 May 1541 by Henry VIII, consecrated on 22 April 1542;^[2] and died in 1553.^[3] Pope Paul III would later appoint Patrick MacMahon on 14 November 1541 in opposition to Ó Fearghail.

References

1. http://www.crockford.org.uk/listing.asp?id=979 Crockfords
2. "Fasti ecclesiæ hibernicæ: the succession of the prelates in Ireland" Cotton, H Dublin, Hodges & Smith, 1860
3. "A New History of Ireland" Moody, T.W; Martin, F.X; Byrne, F.J;Cosgrove, A: Oxford, OUP, 1976