By virtue of his grant of Meath, Hugh de Lacy was appointed a Palatine Count in that territory and divided it amongst his various vassals who were commonly called "De Lacy's Barons". These were: Hugh Tyrell, Baron of Castleknock; Jocelyn de Angulo, Baron of Navan and Ardbraccan; De Misset, Baron of Lune; Adam de Feypo, Baron Skryne; Fitz-Thomas, Baron of Kells; Hussey, Baron of Galtrim; Richard de Fleming, Baron Slane; Adam Dullard or Dollard, of Dullenvarty; Gilbert de Nugent, Baron Delvin and later Earl of Westmeath;Risteárd de Tiúit, Baron of Moyashell; Robert de Lacy's descendants, Barons of Rathwire; De Constantine, Baron of Kilbixey Petit, Baron of Mullingar; Meyler FitzHenry of Maghernan, Rathkenin, and Ardnocker. As Burke points out, to some of these there descended the De Genevilles, Lords of Meath; Mortimer, Earl of March (and later Lord of Trim, from De Geneville); the Plunkets, of Danish descent, Baron of Dunsany and of Killeen, and later Earl of Louth and Earl of Fingall (by letters patent); the Prestons, Viscounts Gormanston and Viscount Tara, the Barnewalls, Baron Trimlestown and Viscount Barnewall; the Nettervilles, Barons of Dowth; the Bellews, Barons of Duleek; the Darcys of Platten, Barons of Navan; the Cusacks, Barons of Culmullin; the FitzEustaces, Baron Portlester. Some of these again were succeeded by the De Baths of Athcarn, the Dowdalls of Athlumny, the Cruises, the Drakes of Drake Rath, and others.