Wyvern 1845, when it became the crest of its unofficial coat of arms. The company asserted that the "wyvern was the standard of the Kingdom of Mercia", and that it was "a quartering in the town arms of Leicester". However, in 1897 the "Railway Magazine" noted that there appeared "to be no foundation that the wyvern was associated with the Kingdom of Mercia". A green Wyvern stands in the emblem of the ancient and historical umbrian city of Terni, the dragon is called by the citizens with the name of Thyrus. Sable wyvern on a white background with endorsed wings forms
Tincture (heraldry) not regard it as a "real heraldic tincture". On the whole, French heraldry is known for its use of azure and or, while English heraldry is characterized by heavy use of gules and argent, and unlike French heraldry, it has always made regular use of vert, and occasional, if not extensive, use of purpure. German heraldry is known for its extensive use of or and sable. German and Nordic heraldry rarely make use of purpure or ermine, except in mantling, pavilions, and the lining of crowns and caps. In fact, furs occur infrequently in German and Nordic heraldry. The colours