Crudele has a stock in Isernia and one in Barletta and Triggiano in the Bari area. Crudeli has a stock in the Forlì area and one between Carrara and Lucca, they should derive from the medieval name Crudelis of which we have an example in a Carta Venditionis of 1143 in Rosate (MI) : "... Signum + manuum Villani Mura atque Durii .. .. Trinkerii qui dicitur Serene atque Boccarini Avocatus et Arderici Crudelis testium.".
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