Arms of Portugal under the early Aviz kings (John I, Edward I, Afonso V and the first years of the reign og John II - 1385-1485). Sources : 
File:Seals of the royal house of Portugal 09.jpg (Item XL, John I)
File:Seals of the royal house of Portugal 10.jpg (Items LIX, LX, Edward I, and LXII, Afonso V)
File:Seals of the royal house of Portugal 11.jpg (Items LXIII, LXIV, LXV, Afonso V and LXVII, 1484 seal of John II)