As, in royal and princely families, upon the death of the head of the house his son takes his title and, from being Duc d’Orléans, Prince de Tarente or Prince des Laumes, becomes King of France, Duc de la Trémoïlle, Duc de Guermantes, so by an accession of a different order and more remote origin, the dead man takes possession of the living who becomes his image and successor, carries on his interrupted life.