Coat of arms of Sir Thomas Darcy, 1st Baron Darcy of Darcy, KG * BURKE, Sir Bernard, "The General Armory of England, Scotland, Ireland, and Wales: Comprising a Registry of Armorial Bearings from the Earliest to the Present Time," London: Harrison & sons, 1884. "D'Arcy" (Lord D'Arcy of Aston. Sir thomas D'Arcy, brother of Lord Darcy, whose title fell into abeyance 1419, was summoned to Parliament 1509; attainted 1538; title restored to his son by Act of Parliament 1548; extinct 1635). Az. semée of cross crosslets and three cinquefoils ar.