At provincial synods archbishops wear the pretiosa, bishops the auriphrygiata, and mitred abbots the simplex.
The Benedictine Mitred Abbey of Crowland (q.v.) was founded 716, and refounded in 948.
The first known instance of a mitred abbot is Egelsinus of St Augustine's, Canterbury, who received the honour from Pope Alexander II.
At the head of the Roman Catholic hierarchy are the archbishops of Scutari (with three suffragans), Prizren and Durazzo; the mitred abbot of St Alexander is the spiritual chief of the Mirdites.
The mitred abbots in England were those of Abingdon, St Alban's, Bardney, Battle, Bury St Edmund's, St Augustine's Canterbury, Colchester, Croyland, Evesham, Glastonbury, Gloucester, St Benet's Hulme, Hyde, Malmesbury, Peterborough, Ramsey, Reading, Selby, Shrewsbury, Tavistock, Thorney, Westminster, Winchcombe, St Mary's York.
The church of St Mary and St German belonged to a Benedictine abbey founded under a grant from William the Conqueror in 1069 and raised to the dignity of a mitred abbey by Pope Alexander II.
In the House of Lords the temporal peers were largely outnumbered by the bishops and mitred abbots.
Cosmo Gordon Lang, 1908 Next to the cathedral, the most interesting building in York is St Mary's Abbey, situated in Museum Gardens, founded for Benedictines by Alan, lord of Richmond, in 1078, its head having the rank of a mitred abbot with a seat in parliament.
Holy Cross is a remnant of a mitred abbey of Benedictines, said to have been founded about 970 by King Edgar, on the site of a Mercian religious settlement.