Anglo-Norman poem on the Norman conquest of Ireland, apparently based on a contemporary account by Morice Regan. Hence incorrectly ascribed to Regan in older works. The manuscript is imperfect, the beginning and end are wanting.
With Chronological table, Pedigree of Dermot MacMurrough, Table of the descendants of Nesta, List of authorities (p. [253]-254 Index locorum, Index nominum, and glossary.