Armorial Bearings of the JONES of Llanarth and of Treowen, Monmouth; "the senior branch of the great house of Herbert, derived immediately from Howell ap Gwillim, third son of William ap Jenkin, alias HERBERT, of Werndu, near Abergavenny, and elder brother of Sir Thomas ap Gwillim, Knt., father of the celebrated Sir William ap Thomas, of Raglan, Knt., ancestor of the Herberts, of that place." (Burke) "Arms:" Per pale azure and gules three lions rampant argent.