Coat of Arms of John V, Duke of Brittany, KG John IV. Duke of Britanny, Count of Montfort, and Earl of Richmond… Arms: Checque Or and Azure, a bordure Gules powdered with lioncels passant guardant of the first; a canton Ermine. * BELTZ, George Frederick, Memorials of the Order of the Garter from Its Foundation to the Present Time, London: William Pickering, 1841.