Fill in the Blanks CATHOLIC MONARCHS COAT OF ARMSOnline version Description of some of the elements that form Catolic Monarchs coat of arms. by Alfonso Poza 1 pomegranate cooperation equality working Monarchs arrows eagle coat lions motto heraldic Aragon The of arms of the Catholic is designed with elements to show their cooperation and in tandem . Their joint was " Tanto monta , monta tanto " . The motto was created by Antonio de Nebrija as an explanation of the of the monarchs : Tanto monta , monta tanto , Isabel como Fernando ( " It's one and the same , Isabella the same as Ferdinand " ) . The royal motto came to signify their in the government . Their emblems or devices , seen at the bottom of the coat of arms , were el yugo y las flechas , a yoke , and a sheaf of arrows . Y and F are the initials of Ysabel and Fernando . A double yoke is worn by a team of oxen , emphasizing the couple's cooperation . Isabella's emblem of showed the armed power of the crown . St John ? s in gold ( Isabella I of Castile was crowned on the feast of this saint ) , holds in its claws the monarchs ? coat of arms surmounted by a crown . The first and fourth quarters of the shield are occupied by the castles and which represent Castile and Leon for Isabella . In the second and third quarters the arms of and Sicily appear for Ferdinand . Finally , the badge of Granada occupies the point of the shield .