fl.430-50 [same as Dubthach], hymnist; A Solis Ortus Cardine and
Hostis Herodes Impie, with Carmen Seculare among others;
works edited by Huemer, Vienna (1885). DIW FDA
Seamus Deane, gen. ed., The Field Day Anthology of Irish Writing (Derry:
Field Day 1991), Vol. 1: selects extensively from his poems and hymns
117-23; BIOG. 139-40: moved among circle including Dubthach; probably
from Leinster, as St. Brigid is invoked in the margins of his MSS.