Arms of Clavell (de Claville), of Burlescombe, Devon & Loman's Clavell in parish of Uplowman, Devon etc.: "Or, three keys gules" (per Pole, Sir William (d.1635), Collections Towards a Description of the County of Devon, Sir John-William de la Pole (ed.), London, 1791, pp.447 & 478). Canting arms from Latin "Clavis", a "key".