Coat of arms of prince Jerôme Bonaparte, first prince of the blood and marshall of France, under the Second french empire. Sources : 
armorial achivement in the Saint-Jérôme chapel of the Saint-Louis des Invalides cathedral, Paris (1862)
Own work, some elements by Sodacan.
original file, Spedona. Current version by Katepanomegas. This file was derived from:

 Blason Joachim Murat Grand-Duc de Clèves et de Berg (Orn ext).svg
Blason Roi de Rome.svg